From e411aae838823ff5e3eee452188c7227bccf0e33 Mon Sep 17 00:00:00 2001
From: 闫增涛 <1829501689@qq.com>
Date: 星期四, 17 十月 2024 16:21:41 +0800
Subject: [PATCH] 数学
---
src/books/mathBook/view/components/chapter002.vue | 2073 +++++++++++++++++++++++++++++++++++++++-------------------
1 files changed, 1,388 insertions(+), 685 deletions(-)
diff --git a/src/books/mathBook/view/components/chapter002.vue b/src/books/mathBook/view/components/chapter002.vue
index f7e519f..2682768 100644
--- a/src/books/mathBook/view/components/chapter002.vue
+++ b/src/books/mathBook/view/components/chapter002.vue
@@ -1,5 +1,5 @@
<template>
- <div class="chapter" num="2">
+ <div class="chapter" num="3">
<!-- 绗簩鍗曞厓棣栭〉 -->
<div class="page-box" page="38">
<div v-if="showPageList.indexOf(38) > -1">
@@ -274,27 +274,70 @@
<p>
<span class="zt-ls"><b>渚�1</b></span>銆�宸茬煡<i>a</i>锛�<i>b</i>锛�0.
</p>
- <p>锛�1锛� 姣旇緝2<i>a</i>涓�2<i>b</i>鐨勫ぇ灏忥紱</p>
- <p>锛�2锛� 姣旇緝-2<i>a</i>涓�-2<i>b</i>鐨勫ぇ灏忥紱</p>
- <p>锛�3锛� 姣旇緝<i>ac</i>涓�<i>bc</i>鐨勫ぇ灏�.</p>
- <p>
+ <p class="p-btn">
+ 锛�1锛� 姣旇緝2a涓�2b鐨勫ぇ灏忥紱
+ <span class="btn-box" @click="isShowAnswer0 = !isShowAnswer0">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
+ </p>
+ <p v-if="isShowAnswer0">
<span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鍥犱负<i>a</i>锛�<i>b</i>锛�2锛�0锛屾牴鎹�ц川2锛屾湁2<i>a</i>锛�2<i>b</i>.
</p>
- <p>
+ <p class="p-btn">
+ 锛�2锛� 姣旇緝-2a涓�-2b鐨勫ぇ灏忥紱
+ <span class="btn-box" @click="isShowAnswer1 = !isShowAnswer1">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
+ </p>
+ <p v-if="isShowAnswer1">
+ <span class="zt-ls"><b>瑙�</b></span>
锛�2锛�
鍥犱负<i>a</i>锛�<i>b</i>锛�-2锛�0锛屾牴鎹�ц川3锛屾湁-2<i>a</i>锛�-2<i>b</i>.
</p>
- <p>锛�3锛� 鑻�<i>c</i>锛�0锛屾牴鎹�ц川2锛屾湁<i>ac</i>锛�<i>bc</i>.</p>
- <p>鑻�<i>c</i>锛�0锛屾牴鎹�ц川3锛屾湁<i>ac</i>锛�<i>bc</i>.</p>
- <p>鑻�<i>c</i>=0锛屽垯鏈�<i>ac</i>=<i>bc</i>=0锛屾墍浠�<i>ac</i>=<i>bc</i>.</p>
- <p>
- <span class="zt-ls"><b>渚�2</b></span>銆�宸茬煡<i>a</i>锛�<i>b</i>锛屾瘮杈�<i>a</i>-1涓�<i>b</i>-2鐨勫ぇ灏�.
+ <p class="p-btn">
+ 锛�3锛� 姣旇緝ac涓巄c鐨勫ぇ灏�.
+ <span class="btn-box" @click="isShowAnswer2 = !isShowAnswer2">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span> 鍥犱负<i>a</i>锛�<i>b</i>锛�-1锛�-2锛�
+ <div v-if="isShowAnswer2">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
+ 锛�3锛� 鑻�<i>c</i>锛�0锛屾牴鎹�ц川2锛屾湁<i>ac</i>锛�<i>bc</i>.
+ </p>
+ <p>鑻�<i>c</i>锛�0锛屾牴鎹�ц川3锛屾湁<i>ac</i>锛�<i>bc</i>.</p>
+ <p>鑻�<i>c</i>=0锛屽垯鏈�<i>ac</i>=<i>bc</i>=0锛屾墍浠�<i>ac</i>=<i>bc</i>.</p>
+ </div>
+ <p class="p-btn">
+ <span class="zt-ls"><b>渚�2</b></span>
+ <span class="t1">宸茬煡a锛瀊锛屾瘮杈僡-1涓巄-2鐨勫ぇ灏�.</span>
+ <span class="btn-box" @click="isShowAnswer3 = !isShowAnswer3">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>鏍规嵁鎺ㄨ1锛屾湁<i>a</i>+锛�-1锛夛紴<i>b</i>+锛�-2锛夛紝</p>
- <p>鍗�<i>a</i>-1锛�<i>b</i>-2.</p>
+ <div v-if="isShowAnswer3">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span> 鍥犱负<i>a</i>锛�<i>b</i>锛�-1锛�-2锛�
+ </p>
+ <p>鏍规嵁鎺ㄨ1锛屾湁<i>a</i>+锛�-1锛夛紴<i>b</i>+锛�-2锛夛紝</p>
+ <p>鍗�<i>a</i>-1锛�<i>b</i>-2.</p>
+ </div>
</div>
</div>
</div>
@@ -332,100 +375,110 @@
<p>
鍥犱负锛�<i>a</i><sup>2</sup>+1锛�-2<i>a</i>=<i>a</i><sup>2</sup>-2<i>a</i>+1=锛�<i>a</i>-1锛�<sup>2</sup>锛屼笖褰�<i>a</i>鈮�1鏃讹紝锛�<i>a</i>-1锛�<sup>2</sup>锛�0锛屾墍浠�<i>a</i><sup>2</sup>+1锛�2<i>a</i>.
</p>
- <p>
- <span class="zt-ls"><b>渚�1</b></span>銆�鍒嗘瀽鏈妭鈥滈棶棰樻彁鍑衡�濅腑鐨勯棶棰�.
+ <p class="p-btn">
+ <span class="zt-ls"><b>渚�1</b></span>銆�
+ <span class="t1">鍒嗘瀽鏈妭鈥滈棶棰樻彁鍑衡�濅腑鐨勯棶棰�.</span>
+ <span class="btn-box" @click="isShowAnswer4 = !isShowAnswer4">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span> 浣滃樊鍙緱<math display="0">
- <mfrac>
- <mn>98</mn>
- <mn>166</mn>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mrow>
+ <div v-if="isShowAnswer4">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span> 浣滃樊鍙緱<math display="0">
+ <mfrac>
<mn>98</mn>
- <mo>+</mo>
- <mn>8</mn>
- </mrow>
- <mrow>
<mn>166</mn>
- <mo>+</mo>
- <mn>8</mn>
- </mrow>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mn>98</mn>
- <mn>166</mn>
- </mfrac>
- <mo>鈭�</mo>
- <mfrac>
- <mn>106</mn>
- <mn>174</mn>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mrow>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
+ <mrow>
+ <mn>98</mn>
+ <mo>+</mo>
+ <mn>8</mn>
+ </mrow>
+ <mrow>
+ <mn>166</mn>
+ <mo>+</mo>
+ <mn>8</mn>
+ </mrow>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
<mn>98</mn>
- <mo>脳</mo>
- <mn>174</mn>
- <mo>鈭�</mo>
+ <mn>166</mn>
+ </mfrac>
+ <mo>鈭�</mo>
+ <mfrac>
<mn>106</mn>
- <mo>脳</mo>
- <mn>166</mn>
- </mrow>
- <mrow>
- <mn>166</mn>
- <mo>脳</mo>
<mn>174</mn>
- </mrow>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mrow>
- <mo>鈭�</mo>
- <mn>544</mn>
- </mrow>
- <mrow>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
+ <mrow>
+ <mn>98</mn>
+ <mo>脳</mo>
+ <mn>174</mn>
+ <mo>鈭�</mo>
+ <mn>106</mn>
+ <mo>脳</mo>
+ <mn>166</mn>
+ </mrow>
+ <mrow>
+ <mn>166</mn>
+ <mo>脳</mo>
+ <mn>174</mn>
+ </mrow>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
+ <mrow>
+ <mo>鈭�</mo>
+ <mn>544</mn>
+ </mrow>
+ <mrow>
+ <mn>166</mn>
+ <mo>脳</mo>
+ <mn>174</mn>
+ </mrow>
+ </mfrac>
+ <mo>锛�</mo>
+ <mn>0</mn>
+ </math>锛屾墍浠�<math display="0">
+ <mfrac>
+ <mn>98</mn>
<mn>166</mn>
- <mo>脳</mo>
+ </mfrac>
+ <mo>锛�</mo>
+ <mfrac>
+ <mn>106</mn>
<mn>174</mn>
- </mrow>
- </mfrac>
- <mo>锛�</mo>
- <mn>0</mn>
- </math>锛屾墍浠�<math display="0">
- <mfrac>
- <mn>98</mn>
- <mn>166</mn>
- </mfrac>
- <mo>锛�</mo>
- <mfrac>
- <mn>106</mn>
- <mn>174</mn>
- </mfrac>
- </math>.
- </p>
- <p>
- 鍙堝洜涓�<math display="0">
- <mfrac>
- <mn>98</mn>
- <mn>166</mn>
- </mfrac>
- <mo>鈮�</mo>
- <mn>0.590</mn>
- <mn>4</mn>
- </math>锛�<math display="0">
- <mfrac>
- <mn>106</mn>
- <mn>174</mn>
- </mfrac>
- <mo>鈮�</mo>
- <mn>0.690</mn>
- <mn>2</mn>
- </math>锛屾墍浠ョ珛璧疯剼灏栧悗锛岃鑺暰鑸炴紨鍛樼殑涓嬪崐韬暱涓庡叏韬暱鐨勬瘮鍊兼洿鎺ヨ繎0.618.
- </p>
+ </mfrac>
+ </math>.
+ </p>
+ <p>
+ 鍙堝洜涓�<math display="0">
+ <mfrac>
+ <mn>98</mn>
+ <mn>166</mn>
+ </mfrac>
+ <mo>鈮�</mo>
+ <mn>0.590</mn>
+ <mn>4</mn>
+ </math>锛�<math display="0">
+ <mfrac>
+ <mn>106</mn>
+ <mn>174</mn>
+ </mfrac>
+ <mo>鈮�</mo>
+ <mn>0.690</mn>
+ <mn>2</mn>
+ </math>锛屾墍浠ョ珛璧疯剼灏栧悗锛岃鑺暰鑸炴紨鍛樼殑涓嬪崐韬暱涓庡叏韬暱鐨勬瘮鍊兼洿鎺ヨ繎0.618.
+ </p>
+ </div>
<div class="bk">
<div class="bj1">
<p class="left">
@@ -521,9 +574,10 @@
</math>.
</p>
</div>
-
- <p>
- <span class="zt-ls"><b>渚�2</b></span>銆�宸茬煡<i>b</i>锛�<i>a</i>锛�0锛�<i>c</i>锛�0锛屾瘮杈�<math display="0">
+ <p class="p-btn">
+ <span class="zt-ls"><b>渚�2</b></span>
+ <span calss="t1">宸茬煡b锛瀉锛�0锛宑锛�0锛屾瘮杈�</span>
+ <math display="0">
<mfrac>
<mrow>
<mi>a</mi>
@@ -542,166 +596,175 @@
<mi>b</mi>
</mfrac>
</math>鐨勫ぇ灏�.
+ <span class="btn-box" @click="isShowAnswer5 = !isShowAnswer5">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span> 浣滃樊鍙緱<math display="0">
- <mfrac>
- <mrow>
- <mi>a</mi>
- <mo>+</mo>
- <mi>c</mi>
- </mrow>
- <mrow>
- <mi>b</mi>
- <mo>+</mo>
- <mi>c</mi>
- </mrow>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mi>a</mi>
- <mi>b</mi>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mrow>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <div v-if="isShowAnswer5">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span> 浣滃樊鍙緱<math display="0">
+ <mfrac>
+ <mrow>
<mi>a</mi>
<mo>+</mo>
<mi>c</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
</mrow>
- <mi>b</mi>
- </mrow>
- <mrow>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <mrow>
<mi>b</mi>
<mo>+</mo>
<mi>c</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
</mrow>
- <mi>b</mi>
- </mrow>
- </mfrac>
- <mo>鈭�</mo>
- <mfrac>
- <mrow>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
<mi>a</mi>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
- <mi>b</mi>
- <mo>+</mo>
- <mi>c</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
- </mrow>
- </mrow>
- <mrow>
<mi>b</mi>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
+ <mrow>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>a</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
<mi>b</mi>
- <mo>+</mo>
- <mi>c</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
</mrow>
- </mrow>
- </mfrac>
- <mo>=</mo>
- <mfrac>
- <mrow>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <mrow>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
<mi>b</mi>
- <mo>鈭�</mo>
+ </mrow>
+ </mfrac>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mrow>
<mi>a</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
</mrow>
- <mi>c</mi>
- </mrow>
- <mrow>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <mrow>
<mi>b</mi>
- <mo>+</mo>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ </mrow>
+ </mfrac>
+ <mo>=</mo>
+ <mfrac>
+ <mrow>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>鈭�</mo>
+ <mi>a</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
<mi>c</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
</mrow>
- <mi>b</mi>
- </mrow>
- </mfrac>
- </math>.
- </p>
- <p>
- 鍥犱负<i>b</i>锛�<i>a</i>锛�0锛屾墍浠�<i>b</i>-<i>a</i>锛�0.鍙堝洜涓�<i>c</i>锛�0锛屾墍浠�<math display="0">
- <mfrac>
- <mrow>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <mrow>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
<mi>b</mi>
- <mo>鈭�</mo>
+ </mrow>
+ </mfrac>
+ </math>.
+ </p>
+ <p>
+ 鍥犱负<i>b</i>锛�<i>a</i>锛�0锛屾墍浠�<i>b</i>-<i>a</i>锛�0.鍙堝洜涓�<i>c</i>锛�0锛屾墍浠�<math display="0">
+ <mfrac>
+ <mrow>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>鈭�</mo>
+ <mi>a</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ <mi>c</mi>
+ </mrow>
+ <mrow>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>b</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ <mi>b</mi>
+ </mrow>
+ </mfrac>
+ <mo>锛�</mo>
+ <mn>0</mn>
+ </math>锛�
+ </p>
+ <p>
+ 鍗�<math display="0">
+ <mfrac>
+ <mrow>
<mi>a</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
+ <mo>+</mo>
+ <mi>c</mi>
</mrow>
- <mi>c</mi>
- </mrow>
- <mrow>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <mrow>
<mi>b</mi>
<mo>+</mo>
<mi>c</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
</mrow>
- <mi>b</mi>
- </mrow>
- </mfrac>
- <mo>锛�</mo>
- <mn>0</mn>
- </math>锛�
- </p>
- <p>
- 鍗�<math display="0">
- <mfrac>
- <mrow>
+ </mfrac>
+ <mo>鈭�</mo>
+ <mfrac>
<mi>a</mi>
- <mo>+</mo>
- <mi>c</mi>
- </mrow>
- <mrow>
<mi>b</mi>
- <mo>+</mo>
- <mi>c</mi>
- </mrow>
- </mfrac>
- <mo>鈭�</mo>
- <mfrac>
- <mi>a</mi>
- <mi>b</mi>
- </mfrac>
- <mo>锛�</mo>
- <mn>0</mn>
- </math>锛屾墍浠�<math display="0">
- <mfrac>
- <mrow>
+ </mfrac>
+ <mo>锛�</mo>
+ <mn>0</mn>
+ </math>锛屾墍浠�<math display="0">
+ <mfrac>
+ <mrow>
+ <mi>a</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ </mrow>
+ <mrow>
+ <mi>b</mi>
+ <mo>+</mo>
+ <mi>c</mi>
+ </mrow>
+ </mfrac>
+ <mo>锛�</mo>
+ <mfrac>
<mi>a</mi>
- <mo>+</mo>
- <mi>c</mi>
- </mrow>
- <mrow>
<mi>b</mi>
- <mo>+</mo>
- <mi>c</mi>
- </mrow>
- </mfrac>
- <mo>锛�</mo>
- <mfrac>
- <mi>a</mi>
- <mi>b</mi>
- </mfrac>
- </math>.
- </p>
+ </mfrac>
+ </math>.
+ </p>
+ </div>
<div class="bk-hzjl">
<div class="bj1-hzjl">
<p class="left">
@@ -817,8 +880,16 @@
鍖洪棿涔熸槸涓�涓泦鍚堬紝瀹冩槸瀹炴暟闆嗙殑涓�涓瓙闆�.浣嗗苟闈炴墍鏈夌殑鏁伴泦閮借兘鐢ㄥ尯闂磋〃绀�.渚嬪锛岄泦鍚坽1锛�3锛�4锛�5锛�7锛�8锛�11锛�12}銆佽嚜鐒舵暟闆�<b>N</b>銆佹暣鏁伴泦<b>Z</b>灏变笉鑳界敤鍖洪棿琛ㄧず.
</p>
</div>
- <p>
- <span class="zt-ls"><b>渚�1</b></span>銆�鎶婁笅鍒楅泦鍚堢敤鍖洪棿琛ㄧず鍑烘潵锛屽苟鎸囧嚭鍖洪棿鐨勭被鍨�.
+ <p class="p-btn">
+ <span class="zt-ls"><b>渚�1</b></span>
+ <span class="t1">鎶婁笅鍒楅泦鍚堢敤鍖洪棿琛ㄧず鍑烘潵锛屽苟鎸囧嚭鍖洪棿鐨勭被鍨�.</span>
+ <span class="btn-box" @click="isShowAnswer6 = !isShowAnswer6">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
<p>锛�1锛� {<i>x</i>|-3鈮�<i>x</i>鈮�1}锛涳紙2锛� {<i>x</i>|-1锛�<i>x</i>锛�2}锛�</p>
<p>
@@ -863,93 +934,114 @@
</math>锛�
</p>
<p>锛�5锛� {<i>x</i>|<i>x</i>鈮�2}锛涳紙6锛� {<i>x</i>|<i>x</i>锛�1}.</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>锛�1锛� 锛�-3锛�1锛斤紝鏄棴鍖洪棿锛�
+ <div v-if="isShowAnswer6">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>锛�1锛� 锛�-3锛�1锛斤紝鏄棴鍖洪棿锛�
+ </p>
+ <p>锛�2锛夛紙-1锛�2锛夛紝鏄紑鍖洪棿锛�</p>
+ <p>
+ 锛�3锛�
+ <math display="0">
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">[</mo>
+ <mfrac>
+ <mn>3</mn>
+ <mn>2</mn>
+ </mfrac>
+ <mo>锛�</mo>
+ <mn>4</mn>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ </math>锛屾槸宸﹂棴鍙冲紑鍖洪棿锛�
+ </p>
+ <p>
+ 锛�4锛�
+ <math display="0">
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mo>鈭�</mo>
+ <mn>6</mn>
+ <mo>锛�</mo>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mn>1</mn>
+ <mn>2</mn>
+ </mfrac>
+ <mo data-mjx-texclass="CLOSE">]</mo>
+ </mrow>
+ </math>锛屾槸宸﹀紑鍙抽棴鍖洪棿锛�
+ </p>
+ <p>锛�5锛� 锛�2锛�+鈭烇級锛屾槸宸﹂棴鍙冲紑鍖洪棿锛�</p>
+ <p>锛�6锛夛紙-鈭烇紝1锛夛紝鏄紑鍖洪棿.</p>
+ </div>
+ <p class="p-btn">
+ <span class="zt-ls"><b>渚�2</b></span>
+ <span class="t1">鐢ㄥ尯闂磋〃绀轰笉绛夊紡3<i>x</i>锛�9<i>x</i>+4鐨勮В闆嗭紝骞跺湪鏁拌酱涓婅〃绀哄嚭鏉�.</span>
+ <span class="btn-box" @click="isShowAnswer7 = !isShowAnswer7">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>锛�2锛夛紙-1锛�2锛夛紝鏄紑鍖洪棿锛�</p>
- <p>
- 锛�3锛�
- <math display="0">
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">[</mo>
- <mfrac>
- <mn>3</mn>
- <mn>2</mn>
- </mfrac>
- <mo>锛�</mo>
- <mn>4</mn>
- <mo data-mjx-texclass="CLOSE">)</mo>
- </mrow>
- </math>锛屾槸宸﹂棴鍙冲紑鍖洪棿锛�
+ <div v-if="isShowAnswer7">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span> 瑙ｄ笉绛夊紡3<i>x</i>锛�9<i>x</i>+4锛屽緱
+ </p>
+ <math display="block">
+ <mi>x</mi>
+ <mo>锛�</mo>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mn>2</mn>
+ <mn>3</mn>
+ </mfrac>
+ <mo>.</mo>
+ </math>
+ <p>
+ 鎵�浠ヤ笉绛夊紡鐨勮В闆嗙敤鍖洪棿琛ㄧず涓�<math display="0">
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mn>2</mn>
+ <mn>3</mn>
+ </mfrac>
+ <mo>锛�</mo>
+ <mo>+</mo>
+ <mi mathvariant="normal">鈭�</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ </math>锛岃〃绀哄湪鏁拌酱涓婂鍥�2-1鎵�绀�.
+ </p>
+ <p class="center"><img class="img-f" alt="" src="../../assets/images/0050-7.jpg" /></p>
+ <p class="img">鍥�2-1</p>
+ </div>
+ <p class="p-btn">
+ <span class="zt-ls"><b>渚�3</b></span>
+ <span class="t1">璁�<b>R</b>涓哄叏闆嗭紝闆嗗悎A={x|-5锛渪锛�6}锛孊={x|x鈮�3鎴杧鈮�-3}锛岀敤鍖洪棿琛ㄧずA鈭〣.</span>銆�
+ <span class="btn-box" @click="isShowAnswer8 = !isShowAnswer8">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
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@@ -971,8 +1063,8 @@
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+ <span class="btn-box" @click="openDialog(thinkOne)">
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- <p class="block">
- <span
- class="zt-ls2"><b>鍒嗘瀽</b></span>銆�鈶犳牴鎹�<i>x</i><sup>2</sup>鐨勭郴鏁板垽鏂嚱鏁板浘鍍忥紙鎶涚墿绾匡級鐨勫紑鍙ｆ柟鍚戯紱鈶＄敤鍒ゅ埆寮忓垽瀹氬嚭涓�鍏冧簩娆℃柟绋�<i>x</i><sup>2</sup>-2<i>x</i>-3=0鐨勮В鐨勬儏鍐碉紝浠庤�岀‘瀹氫簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>-3鐨勫浘鍍忎笌<i>x</i>杞寸殑浜ょ偣涓暟鍜屼氦鐐瑰潗鏍囷紱鈶㈣绠椾簩娆″嚱鏁板浘鍍忕殑椤剁偣鍧愭爣銆佷笌<i>y</i>杞寸殑浜ょ偣鍧愭爣锛涒懀姹傚嚭浜屾鍑芥暟鍥惧儚鐨勫绉拌酱鏂圭▼锛屽苟鍒╃敤鍑芥暟鍥惧儚鐨勫绉版�у啀鎵惧嚭涓�浜涚偣锛涒懁鏈�鍚庢牴鎹笂杩颁俊鎭敾鍑哄嚱鏁板浘鍍�.
- </p>
- <p class="block">
- 鐢诲嚭鍥惧儚鍚庯紝<i>y</i>=0锛�<i>y</i>锛�0锛�<i>y</i>锛�0鍒嗗埆瀵瑰簲鍑芥暟鍥惧儚涓�<i>x</i>杞寸浉浜ゃ�佸嚱鏁板浘鍍忓湪<i>x</i>杞翠笂鏂广�佸嚱鏁板浘鍍忓湪<i>x</i>杞翠笅鏂逛笁绉嶆儏褰紝鏍规嵁鍥惧儚瀹屾垚锛�2锛夛紙3锛�
- 涓や釜闂.
- </p>
+ <iframe src="https://www.geogebra.org/calculator" frameborder="0" class="iframe-box"></iframe>
</div>
</div>
</div>
@@ -1165,23 +1283,59 @@
<li>涓婂唽</li>
</ul>
<div class="padding-116">
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0055-1.jpg" /></p>
- <p class="img">鍥�2-3</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鍥犱负<i>a</i>=1锛�0锛屾墍浠ュ嚱鏁板浘鍍忎负寮�鍙ｅ悜涓婄殑鎶涚墿绾�.
- </p>
- <p>
- 鍥犱负<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-2锛�<sup>2</sup>-4脳1脳锛�-3锛�=16锛�0锛�
- </p>
- <p>
- 鎵�浠ヤ竴鍏冧簩娆℃柟绋�<i>x</i><sup>2</sup>-2<i>x</i>-3=0鏈変袱涓笉鐩哥瓑鐨勫疄鏁拌В.
- </p>
- <p>瑙ｆ柟绋嬶紝寰�<i>x</i><sub>1</sub>=-1锛�<i>x</i><sub>2</sub>=3.</p>
- <p>鎵�浠ユ姏鐗╃嚎涓�<i>x</i>杞寸殑浜ょ偣鍧愭爣涓猴紙-1锛�0锛夛紝锛�3锛�0锛�.</p>
- <p>
- 鎶涚墿绾跨殑椤剁偣鍧愭爣涓�<math display="0">
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <div v-if="isShowAnswer9">
+ <p class="center"><img class="img-c" alt="" src="../../assets/images/0055-1.jpg" /></p>
+ <p class="img">鍥�2-3</p>
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鍥犱负<i>a</i>=1锛�0锛屾墍浠ュ嚱鏁板浘鍍忎负寮�鍙ｅ悜涓婄殑鎶涚墿绾�.
+ </p>
+ <p>
+ 鍥犱负<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-2锛�<sup>2</sup>-4脳1脳锛�-3锛�=16锛�0锛�
+ </p>
+ <p>
+ 鎵�浠ヤ竴鍏冧簩娆℃柟绋�<i>x</i><sup>2</sup>-2<i>x</i>-3=0鏈変袱涓笉鐩哥瓑鐨勫疄鏁拌В.
+ </p>
+ <p>瑙ｆ柟绋嬶紝寰�<i>x</i><sub>1</sub>=-1锛�<i>x</i><sub>2</sub>=3.</p>
+ <p>鎵�浠ユ姏鐗╃嚎涓�<i>x</i>杞寸殑浜ょ偣鍧愭爣涓猴紙-1锛�0锛夛紝锛�3锛�0锛�.</p>
+ <p>
+ 鎶涚墿绾跨殑椤剁偣鍧愭爣涓�<math display="0">
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mi>b</mi>
+ <mrow>
+ <mn>2</mn>
+ <mi>a</mi>
+ </mrow>
+ </mfrac>
+ <mo>锛�</mo>
+ <mfrac>
+ <mrow>
+ <mn>4</mn>
+ <mi>a</mi>
+ <mi>c</mi>
+ <mo>鈭�</mo>
+ <msup>
+ <mi>b</mi>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msup>
+ </mrow>
+ <mrow>
+ <mn>4</mn>
+ <mi>a</mi>
+ </mrow>
+ </mfrac>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ </math>锛屽嵆锛�1锛�-4锛�.
+ </p>
+ <p>
+ 鎶涚墿绾跨殑瀵圭О杞存柟绋嬩负<math display="0">
+ <mi>x</mi>
+ <mo>=</mo>
<mo>鈭�</mo>
<mfrac>
<mi>b</mi>
@@ -1190,78 +1344,44 @@
<mi>a</mi>
</mrow>
</mfrac>
- <mo>锛�</mo>
- <mfrac>
- <mrow>
- <mn>4</mn>
- <mi>a</mi>
- <mi>c</mi>
- <mo>鈭�</mo>
- <msup>
- <mi>b</mi>
- <mrow>
- <mn>2</mn>
- </mrow>
- </msup>
- </mrow>
- <mrow>
- <mn>4</mn>
- <mi>a</mi>
- </mrow>
- </mfrac>
- <mo data-mjx-texclass="CLOSE">)</mo>
- </mrow>
- </math>锛屽嵆锛�1锛�-4锛�.
- </p>
- <p>
- 鎶涚墿绾跨殑瀵圭О杞存柟绋嬩负<math display="0">
- <mi>x</mi>
- <mo>=</mo>
- <mo>鈭�</mo>
- <mfrac>
- <mi>b</mi>
- <mrow>
- <mn>2</mn>
- <mi>a</mi>
- </mrow>
- </mfrac>
- </math>锛屽嵆<i>x</i>=1.鎶涚墿绾夸笌<i>y</i>杞寸殑浜ょ偣鍧愭爣涓猴紙0锛�<i>c</i>锛夛紝鍗筹紙0锛�-3锛�.鏍规嵁鍑芥暟鐨勫绉版�э紝鍙互鍐嶅彇涓�浜涚偣锛屽锛�2锛�-3锛�.
- </p>
- <p>
- 鏍规嵁浠ヤ笂淇℃伅锛屽氨鍙互鐢诲嚭鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>-3鐨勫浘鍍忥紙濡傚浘2-3鎵�绀猴級.
- </p>
- <p>
+ </math>锛屽嵆<i>x</i>=1.鎶涚墿绾夸笌<i>y</i>杞寸殑浜ょ偣鍧愭爣涓猴紙0锛�<i>c</i>锛夛紝鍗筹紙0锛�-3锛�.鏍规嵁鍑芥暟鐨勫绉版�э紝鍙互鍐嶅彇涓�浜涚偣锛屽锛�2锛�-3锛�.
+ </p>
+ <p>
+ 鏍规嵁浠ヤ笂淇℃伅锛屽氨鍙互鐢诲嚭鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>-3鐨勫浘鍍忥紙濡傚浘2-3鎵�绀猴級.
+ </p>
+ </div>
+ <p v-if="isShowAnswer10">
锛�2锛�
瑙傚療鍥惧儚鍙煡锛屾弧瓒�<i>y</i>=0鐨勭偣鏄姏鐗╃嚎涓�<i>x</i>杞寸殑浜ょ偣锛涙弧瓒�<i>y</i>锛�0鐨勭偣鏄姏鐗╃嚎鍦�<i>x</i>杞翠笂鏂圭殑鎵�鏈夌偣锛涙弧瓒�<i>y</i>锛�0鐨勭偣鏄姏鐗╃嚎鍦�<i>x</i>杞翠笅鏂圭殑鎵�鏈夌偣.
</p>
- <p>
- 锛�3锛�
- 瑙傚療鍥惧儚鍙煡锛屽綋<i>y</i>=0鏃讹紝瀵瑰簲鎶涚墿绾夸笌<i>x</i>杞寸殑涓や釜浜ょ偣锛屾鏃�<i>x</i>鏈変袱涓彇鍊硷紝<i>x</i><sub>1</sub>=-1锛�<i>x</i><sub>2</sub>=3锛�
- </p>
- <p>
- 褰�<i>y</i>锛�0鏃讹紝瀵瑰簲鎶涚墿绾垮湪<i>x</i>杞翠笂鏂圭殑鎵�鏈夌偣锛屾鏃�<i>x</i>鐨勫彇鍊艰寖鍥存槸<i>x</i>锛�-1鎴�<i>x</i>锛�3锛�
- </p>
- <p>
- 褰�<i>y</i>锛�0鏃讹紝瀵瑰簲鎶涚墿绾垮湪<i>x</i>杞翠笅鏂圭殑鎵�鏈夌偣锛屾鏃�<i>x</i>鐨勫彇鍊艰寖鍥存槸-1锛�<i>x</i>锛�3.
- </p>
+ <div v-if="isShowAnswer11">
+ <p>
+ 锛�3锛�
+ 瑙傚療鍥惧儚鍙煡锛屽綋<i>y</i>=0鏃讹紝瀵瑰簲鎶涚墿绾夸笌<i>x</i>杞寸殑涓や釜浜ょ偣锛屾鏃�<i>x</i>鏈変袱涓彇鍊硷紝<i>x</i><sub>1</sub>=-1锛�<i>x</i><sub>2</sub>=3锛�
+ </p>
+ <p>
+ 褰�<i>y</i>锛�0鏃讹紝瀵瑰簲鎶涚墿绾垮湪<i>x</i>杞翠笂鏂圭殑鎵�鏈夌偣锛屾鏃�<i>x</i>鐨勫彇鍊艰寖鍥存槸<i>x</i>锛�-1鎴�<i>x</i>锛�3锛�
+ </p>
+ <p>
+ 褰�<i>y</i>锛�0鏃讹紝瀵瑰簲鎶涚墿绾垮湪<i>x</i>杞翠笅鏂圭殑鎵�鏈夌偣锛屾鏃�<i>x</i>鐨勫彇鍊艰寖鍥存槸-1锛�<i>x</i>锛�3.
+ </p>
+ </div>
<div class="bk-hzjl">
<div class="bj1-hzjl">
<p class="left">
<img class="img-gn2" alt="" src="../../assets/images/hzjl.jpg" />
</p>
</div>
- <examinations :cardList="questionData[51] ? questionData[51][1] : []" :hideCollect="true" sourceType="json" inputBc="#d3edfa"
- v-if="questionData"></examinations>
+ <examinations :cardList="questionData[51] ? questionData[51][1] : []" :hideCollect="true" sourceType="json"
+ inputBc="#d3edfa" v-if="questionData"></examinations>
</div>
<p class="left"><img class="img-gn" alt="" src="../../assets/images/stlx.jpg" /></p>
<div class="bj">
<p>宸茬煡涓嬪垪浜屾鍑芥暟锛�</p>
- <p>鈶�<i>y</i>=<i>x</i><sup>2</sup>-3<i>x</i>-4锛� 鈶�<i>y</i>=<i>x</i><sup>2</sup>+<i>x</i>+2锛� 鈶�<i>y</i>=<i>x</i><sup>2</sup>-6<i>x</i>+9.</p>
+ <p>鈶�<i>y</i>=<i>x</i><sup>2</sup>-3<i>x</i>-4锛� 鈶�<i>y</i>=<i>x</i><sup>2</sup>+<i>x</i>+2锛�
+ 鈶�<i>y</i>=<i>x</i><sup>2</sup>-6<i>x</i>+9.</p>
<p>锛�1锛� 鍒嗗埆鐢诲嚭瀹冧滑鐨勫嚱鏁板浘鍍忥紱</p>
- <paint
- :page="51"
- :imgUrl="this.config.activeBook.resourceUrl + '/images/a6fe3d63.png'"
- />
+ <paint :page="51" :imgUrl="this.config.activeBook.resourceUrl + '/images/a6fe3d63.png'" />
<p>
锛�2锛� 鏍规嵁鍑芥暟鍥惧儚鍐欏嚭<i>y</i>=0锛�<i>y</i>锛�0锛�<i>y</i>锛�0鏃舵墍瀵瑰簲鐨�<i>x</i>鐨勫�兼垨鍙栧�艰寖鍥�.
<span class="btn-box" @click="isShowAnswer = !isShowAnswer">
@@ -1272,23 +1392,334 @@
</svg>
</span>
</p>
- <el-input type="textarea" placeholder="璇疯緭鍏ュ唴瀹�" rows="6" class="question-textarea" ></el-input>
+ <el-input type="textarea" placeholder="璇疯緭鍏ュ唴瀹�" rows="6" class="question-textarea"></el-input>
<ul class="table-answer-box" v-if="isShowAnswer">
<li>绛旀锛�</li>
<li>
- <math display="block"> <mrow> <mo>①</mo> </mrow> <mi>y</mi> <mo>=</mo> <msup> <mi>x</mi> <mrow> <mn>2</mn> </mrow> </msup> <mo>−</mo> <mn>3</mn> <mi>x</mi> <mo>−</mo> <mn>4</mn> <mo>=</mo> <mo stretchy="false">(</mo> <mi>x</mi> <mo>+</mo> <mn>1</mn> <mo stretchy="false">)</mo> <mo stretchy="false">(</mo> <mi>x</mi> <mo>−</mo> <mn>4</mn> <mo stretchy="false">)</mo></math>
- <math display="block"> <mo>当</mo> <mi>y</mi> <mo>=</mo> <mn>0</mn> <mo>时，</mo> <msub> <mi>x</mi> <mrow> <mn>1</mn> </mrow> </msub> <mo>=</mo> <mo>−</mo> <mn>1</mn> <mo>或</mo> <msub> <mi>x</mi> <mrow> <mn>2</mn> </mrow> </msub> <mo>=</mo> <mn>4</mn> <mo>，</mo></math>
- <math display="block"> <mo>当</mo> <mi>y</mi> <mo>></mo> <mn>0</mn> <mo>时，</mo> <mi>x</mi> <mo><</mo> <mo>−</mo> <mn>1</mn> <mo>或</mo> <mi>x</mi> <mo>></mo> <mn>4</mn> <mo>，</mo></math>
- <math display="block"> <mo>当</mo> <mi>y</mi> <mo><</mo> <mn>0</mn> <mo>时，</mo> <mo>−</mo> <mn>1</mn> <mo><</mo> <mi>x</mi> <mo><</mo> <mn>4</mn> <mo>；</mo></math>
- <math display="block"> <mo>因此当</mo> <mi>y</mi> <mo>=</mo> <mn>0</mn> <mo>时，所对应的点为</mo> <mo stretchy="false">(</mo> <mo>−</mo> <mn>1</mn> <mo>,</mo> <mn>0</mn> <mo stretchy="false">)</mo> <mo>,</mo> <mo stretchy="false">(</mo> <mn>4</mn> <mo>,</mo> <mn>0</mn> <mo stretchy="false">)</mo> <mo>;</mo> <mo>当</mo> <mi>y</mi> <mo>></mo> <mn>0</mn> <mo>时，所对应的点为</mo> </math>
- <math display="block"> <mo stretchy="false">(</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>,</mo> <mi>y</mi> <mo stretchy="false">)</mo> <mo>，其中，</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo><</mo> <mo>−</mo> <mn>1</mn> <mo>或</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>></mo> <mn>4</mn> <mo>；</mo> </math>
- <math display="block"> <mo>当</mo> <mi>y</mi> <mo><</mo> <mn>0</mn> <mo>时，所对应的点为</mo> <mo stretchy="false">(</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>,</mo> <mi>y</mi> <mo stretchy="false">)</mo> <mo>，其中</mo> <mo>−</mo> <mn>1</mn> <mo><</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo><</mo> <mn>4</mn> <mo>；</mo></math>
- <math display="block"> <mrow> <mo>②</mo> </mrow> <mi>y</mi> <mo>=</mo> <msup> <mi>x</mi> <mrow> <mn>2</mn> </mrow> </msup> <mo>+</mo> <mi>x</mi> <mo>+</mo> <mn>2</mn> <mo>=</mo> <mo stretchy="false">(</mo> <mi>x</mi> <mo>+</mo> <mfrac> <mn>1</mn> <mn>2</mn> </mfrac> <msup> <mo stretchy="false">)</mo> <mrow> <mn>2</mn> </mrow> </msup> <mo>+</mo> <mfrac> <mn>7</mn> <mn>4</mn> </mfrac> <mo>></mo> <mn>0</mn> <mo>；</mo></math>
- <math display="block"> <mo>当</mo> <mi>y</mi> <mo>=</mo> <mn>0</mn> <mo>，</mo> <mi>y</mi> <mo><</mo> <mn>0</mn> <mo>时，没有对应的点；当</mo> <mi>y</mi> <mo>></mo> <mn>0</mn> <mo>时，所对应的点为</mo> <mo stretchy="false">(</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>,</mo> <mi>y</mi> <mo stretchy="false">)</mo> </math>
- <math> <mo>，其中</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>∈</mo> <mi>R</mi> <mo>.</mo></math>
- <math display="block"> <mrow> <mo>③</mo> </mrow> <mi>y</mi> <mo>=</mo> <msup> <mi>x</mi> <mrow> <mn>2</mn> </mrow> </msup> <mo>−</mo> <mn>6</mn> <mi>x</mi> <mo>+</mo> <mn>9</mn> <mo>=</mo> <mo stretchy="false">(</mo> <mi>x</mi> <mo>−</mo> <mn>3</mn> <msup> <mo stretchy="false">)</mo> <mrow> <mn>2</mn> </mrow> </msup> <mo>.</mo></math>
- <math display="block"> <mo>当</mo> <mi>y</mi> <mo>=</mo> <mn>0</mn> <mo>时</mo> <mo>,</mo> <mo>所对应的点为</mo> <mo stretchy="false">(</mo> <mn>3</mn> <mo>,</mo> <mn>0</mn> <mo stretchy="false">)</mo> <mo>；当</mo> <mi>y</mi> <mo>></mo> <mn>0</mn> <mo>时，所对应的点为</mo> <mo stretchy="false">(</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>,</mo> <mi>y</mi> <mo stretchy="false">)</mo> </math>
- <math display="block"> <mo>，其中</mo> <msub> <mi>x</mi> <mrow> <mn>0</mn> </mrow> </msub> <mo>≠</mo> <mn>3</mn> <mo>；当</mo> <mi>y</mi> <mo><</mo> <mn>0</mn> <mo>时，没有对应的点</mo> <mo>.</mo></math>
+ <math display="block">
+ <mrow>
+ <mo>①</mo>
+ </mrow>
+ <mi>y</mi>
+ <mo>=</mo>
+ <msup>
+ <mi>x</mi>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msup>
+ <mo>−</mo>
+ <mn>3</mn>
+ <mi>x</mi>
+ <mo>−</mo>
+ <mn>4</mn>
+ <mo>=</mo>
+ <mo stretchy="false">(</mo>
+ <mi>x</mi>
+ <mo>+</mo>
+ <mn>1</mn>
+ <mo stretchy="false">)</mo>
+ <mo stretchy="false">(</mo>
+ <mi>x</mi>
+ <mo>−</mo>
+ <mn>4</mn>
+ <mo stretchy="false">)</mo>
+ </math>
+ <math display="block">
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo>=</mo>
+ <mn>0</mn>
+ <mo>时，</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>1</mn>
+ </mrow>
+ </msub>
+ <mo>=</mo>
+ <mo>−</mo>
+ <mn>1</mn>
+ <mo>或</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msub>
+ <mo>=</mo>
+ <mn>4</mn>
+ <mo>，</mo>
+ </math>
+ <math display="block">
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo>></mo>
+ <mn>0</mn>
+ <mo>时，</mo>
+ <mi>x</mi>
+ <mo><</mo>
+ <mo>−</mo>
+ <mn>1</mn>
+ <mo>或</mo>
+ <mi>x</mi>
+ <mo>></mo>
+ <mn>4</mn>
+ <mo>，</mo>
+ </math>
+ <math display="block">
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo><</mo>
+ <mn>0</mn>
+ <mo>时，</mo>
+ <mo>−</mo>
+ <mn>1</mn>
+ <mo><</mo>
+ <mi>x</mi>
+ <mo><</mo>
+ <mn>4</mn>
+ <mo>；</mo>
+ </math>
+ <math display="block">
+ <mo>因此当</mo>
+ <mi>y</mi>
+ <mo>=</mo>
+ <mn>0</mn>
+ <mo>时，所对应的点为</mo>
+ <mo stretchy="false">(</mo>
+ <mo>−</mo>
+ <mn>1</mn>
+ <mo>,</mo>
+ <mn>0</mn>
+ <mo stretchy="false">)</mo>
+ <mo>,</mo>
+ <mo stretchy="false">(</mo>
+ <mn>4</mn>
+ <mo>,</mo>
+ <mn>0</mn>
+ <mo stretchy="false">)</mo>
+ <mo>;</mo>
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo>></mo>
+ <mn>0</mn>
+ <mo>时，所对应的点为</mo>
+ </math>
+ <math display="block">
+ <mo stretchy="false">(</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>,</mo>
+ <mi>y</mi>
+ <mo stretchy="false">)</mo>
+ <mo>，其中，</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo><</mo>
+ <mo>−</mo>
+ <mn>1</mn>
+ <mo>或</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>></mo>
+ <mn>4</mn>
+ <mo>；</mo>
+ </math>
+ <math display="block">
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo><</mo>
+ <mn>0</mn>
+ <mo>时，所对应的点为</mo>
+ <mo stretchy="false">(</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>,</mo>
+ <mi>y</mi>
+ <mo stretchy="false">)</mo>
+ <mo>，其中</mo>
+ <mo>−</mo>
+ <mn>1</mn>
+ <mo><</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo><</mo>
+ <mn>4</mn>
+ <mo>；</mo>
+ </math>
+ <math display="block">
+ <mrow>
+ <mo>②</mo>
+ </mrow>
+ <mi>y</mi>
+ <mo>=</mo>
+ <msup>
+ <mi>x</mi>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msup>
+ <mo>+</mo>
+ <mi>x</mi>
+ <mo>+</mo>
+ <mn>2</mn>
+ <mo>=</mo>
+ <mo stretchy="false">(</mo>
+ <mi>x</mi>
+ <mo>+</mo>
+ <mfrac>
+ <mn>1</mn>
+ <mn>2</mn>
+ </mfrac>
+ <msup>
+ <mo stretchy="false">)</mo>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msup>
+ <mo>+</mo>
+ <mfrac>
+ <mn>7</mn>
+ <mn>4</mn>
+ </mfrac>
+ <mo>></mo>
+ <mn>0</mn>
+ <mo>；</mo>
+ </math>
+ <math display="block">
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo>=</mo>
+ <mn>0</mn>
+ <mo>，</mo>
+ <mi>y</mi>
+ <mo><</mo>
+ <mn>0</mn>
+ <mo>时，没有对应的点；当</mo>
+ <mi>y</mi>
+ <mo>></mo>
+ <mn>0</mn>
+ <mo>时，所对应的点为</mo>
+ <mo stretchy="false">(</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>,</mo>
+ <mi>y</mi>
+ <mo stretchy="false">)</mo>
+ </math>
+ <math>
+ <mo>，其中</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>∈</mo>
+ <mi>R</mi>
+ <mo>.</mo>
+ </math>
+ <math display="block">
+ <mrow>
+ <mo>③</mo>
+ </mrow>
+ <mi>y</mi>
+ <mo>=</mo>
+ <msup>
+ <mi>x</mi>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msup>
+ <mo>−</mo>
+ <mn>6</mn>
+ <mi>x</mi>
+ <mo>+</mo>
+ <mn>9</mn>
+ <mo>=</mo>
+ <mo stretchy="false">(</mo>
+ <mi>x</mi>
+ <mo>−</mo>
+ <mn>3</mn>
+ <msup>
+ <mo stretchy="false">)</mo>
+ <mrow>
+ <mn>2</mn>
+ </mrow>
+ </msup>
+ <mo>.</mo>
+ </math>
+ <math display="block">
+ <mo>当</mo>
+ <mi>y</mi>
+ <mo>=</mo>
+ <mn>0</mn>
+ <mo>时</mo>
+ <mo>,</mo>
+ <mo>所对应的点为</mo>
+ <mo stretchy="false">(</mo>
+ <mn>3</mn>
+ <mo>,</mo>
+ <mn>0</mn>
+ <mo stretchy="false">)</mo>
+ <mo>；当</mo>
+ <mi>y</mi>
+ <mo>></mo>
+ <mn>0</mn>
+ <mo>时，所对应的点为</mo>
+ <mo stretchy="false">(</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>,</mo>
+ <mi>y</mi>
+ <mo stretchy="false">)</mo>
+ </math>
+ <math display="block">
+ <mo>，其中</mo>
+ <msub>
+ <mi>x</mi>
+ <mrow>
+ <mn>0</mn>
+ </mrow>
+ </msub>
+ <mo>≠</mo>
+ <mn>3</mn>
+ <mo>；当</mo>
+ <mi>y</mi>
+ <mo><</mo>
+ <mn>0</mn>
+ <mo>时，没有对应的点</mo>
+ <mo>.</mo>
+ </math>
</li>
</ul>
</div>
@@ -1502,34 +1933,56 @@
涓婇潰鐨勬儏褰㈣〃鏄庯紝浜屾鍑芥暟鍥惧儚鐨勫紑鍙ｆ柟鍚戝強鍏朵笌<i>x</i>杞寸殑浜ょ偣鍧愭爣锛屽彲浠ョ‘瀹氬叾瀵瑰簲鐨勪竴鍏冧簩娆′笉绛夊紡鐨勮В闆�.
</p>
<p><b>渚�</b> 鍒╃敤浜屾鍑芥暟鐨勫浘鍍忚В涓嬪垪涓�鍏冧簩娆′笉绛夊紡.</p>
- <p>
- 锛�1锛� -<i>x</i><sup>2</sup>+3<i>x</i>+4锛�0锛涳紙2锛� <i>x</i><sup>2</sup>-2<i>x</i>+3锛�0.
+ <p class="p-btn" >
+ <span>锛�1锛� -<i>x</i><sup>2</sup>+3<i>x</i>+4锛�0锛�</span>
+ <span class="btn-box" @click="isShowAnswer12 = !isShowAnswer12">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0057-1.jpg" /></p>
- <p class="img">鍥�2-5</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>锛�1锛�
- 螖=<i>b</i><sup>2</sup>-4<i>ac</i>=3<sup>2</sup>-4脳锛�-1锛壝�4=25锛�0锛屾墍浠ュ嚱鏁�<i>y</i>=-<i>x</i><sup>2</sup>+3<i>x</i>+4鐨勫浘鍍忎笌<i>x</i>杞存湁涓や釜浜ょ偣.瑙ｆ柟绋�-<i>x</i><sup>2</sup>+3<i>x</i>+4=0鍙緱锛�<i>x</i>1=-1锛�<i>x</i>2=4.
+ <p class="p-btn" >
+ <span>锛�2锛� <i>x</i><sup>2</sup>-2<i>x</i>+3锛�0.</span>
+ <span class="btn-box" @click="isShowAnswer13 = !isShowAnswer13">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- 鍑芥暟<i>y</i>=-<i>x</i><sup>2</sup>+3<i>x</i>+4鐨勫浘鍍忔槸寮�鍙ｅ悜涓嬬殑鎶涚墿绾匡紝涓�<i>x</i>杞寸殑浜ょ偣鍧愭爣鏄紙-1锛�0锛夛紝锛�4锛�0锛夛紝鍑芥暟<i>y</i>=-<i>x</i><sup>2</sup>+3<i>x</i>+4鐨勫浘鍍忓鍥�2-5鎵�绀�.
- </p>
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0057-2.jpg" /></p>
- <p class="img">鍥�2-6</p>
- <p>
- 瑙傚療鍥惧儚鍙緱锛屼笉绛夊紡-<i>x</i><sup>2</sup>+3<i>x</i>+4锛�0鐨勮В闆嗘槸锛�-鈭烇紝
- -1锛夆埅锛�4锛� +鈭烇級.
- </p>
- <p>
- 锛�2锛�
- <i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-2锛�<sup>2</sup>-4脳1脳3=-8锛�0锛屾墍浠ュ嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>+3鐨勫浘鍍忎笌<i>x</i>杞存棤浜ょ偣.
- </p>
- <p>
- 鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>+3鐨勫浘鍍忔槸寮�鍙ｅ悜涓婄殑鎶涚墿绾匡紝涓�<i>x</i>杞存棤浜ょ偣锛屽叾绠�鍥惧鍥�2-6鎵�绀�.
- </p>
- <p>
- 瑙傚療鍥惧儚鍙緱锛屼笉绛夊紡<i>x</i><sup>2</sup>-2<i>x</i>+3锛�0鐨勮В闆嗕负<b>R</b>.
- </p>
+ <iframe src="https://www.geogebra.org/calculator" frameborder="0" class="iframe-box"></iframe>
+ <div v-if="isShowAnswer12" >
+ <p class="center"><img class="img-c" alt="" src="../../assets/images/0057-1.jpg" /></p>
+ <p class="img">鍥�2-5</p>
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>锛�1锛�
+ 螖=<i>b</i><sup>2</sup>-4<i>ac</i>=3<sup>2</sup>-4脳锛�-1锛壝�4=25锛�0锛屾墍浠ュ嚱鏁�<i>y</i>=-<i>x</i><sup>2</sup>+3<i>x</i>+4鐨勫浘鍍忎笌<i>x</i>杞存湁涓や釜浜ょ偣.瑙ｆ柟绋�-<i>x</i><sup>2</sup>+3<i>x</i>+4=0鍙緱锛�<i>x</i>1=-1锛�<i>x</i>2=4.
+ </p>
+ <p>
+ 鍑芥暟<i>y</i>=-<i>x</i><sup>2</sup>+3<i>x</i>+4鐨勫浘鍍忔槸寮�鍙ｅ悜涓嬬殑鎶涚墿绾匡紝涓�<i>x</i>杞寸殑浜ょ偣鍧愭爣鏄紙-1锛�0锛夛紝锛�4锛�0锛夛紝鍑芥暟<i>y</i>=-<i>x</i><sup>2</sup>+3<i>x</i>+4鐨勫浘鍍忓鍥�2-5鎵�绀�.
+ </p>
+ </div>
+ <div v-if="isShowAnswer13" >
+ <p class="center"><img class="img-c" alt="" src="../../assets/images/0057-2.jpg" /></p>
+ <p class="img">鍥�2-6</p>
+ <p>
+ 瑙傚療鍥惧儚鍙緱锛屼笉绛夊紡-<i>x</i><sup>2</sup>+3<i>x</i>+4锛�0鐨勮В闆嗘槸锛�-鈭烇紝
+ -1锛夆埅锛�4锛� +鈭烇級.
+ </p>
+ <p>
+ 锛�2锛�
+ <i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-2锛�<sup>2</sup>-4脳1脳3=-8锛�0锛屾墍浠ュ嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>+3鐨勫浘鍍忎笌<i>x</i>杞存棤浜ょ偣.
+ </p>
+ <p>
+ 鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>+3鐨勫浘鍍忔槸寮�鍙ｅ悜涓婄殑鎶涚墿绾匡紝涓�<i>x</i>杞存棤浜ょ偣锛屽叾绠�鍥惧鍥�2-6鎵�绀�.
+ </p>
+ <p>
+ 瑙傚療鍥惧儚鍙緱锛屼笉绛夊紡<i>x</i><sup>2</sup>-2<i>x</i>+3锛�0鐨勮В闆嗕负<b>R</b>.
+ </p>
+ </div>
<div class="bk">
<div class="bj1">
<p class="left">
@@ -1570,7 +2023,8 @@
<img class="img-gn2" alt="" src="../../assets/images/hzjl.jpg" />
</p>
</div>
- <examinations :cardList="questionData[54] ? questionData[54][1] : []" :hideCollect="true" sourceType="json" v-if="questionData">
+ <examinations :cardList="questionData[54] ? questionData[54][1] : []" :hideCollect="true" sourceType="json"
+ v-if="questionData">
</examinations>
</div>
<p class="left"><img class="img-gn" alt="" src="../../assets/images/cxgk.jpg" /></p>
@@ -1585,8 +2039,8 @@
</p>
<p>绗笁姝ワ細瑙傚療绠�鍥撅紝鍐欏嚭涓嶇瓑寮忕殑瑙ｉ泦.</p>
<div class="bj">
- <examinations :cardList="questionData[54] ? questionData[54][2] : []" :hideCollect="true" sourceType="json" inputBc="#d3edfa"
- v-if="questionData"></examinations>
+ <examinations :cardList="questionData[54] ? questionData[54][2] : []" :hideCollect="true" sourceType="json"
+ inputBc="#d3edfa" v-if="questionData"></examinations>
</div>
</div>
</div>
@@ -1752,46 +2206,95 @@
<p>
<span class="zt-ls"><b>渚�1</b></span>銆�瑙ｄ笅鍒椾笉绛夊紡.
</p>
- <p>
- 锛�1锛夛紙<i>x</i>+3锛夛紙<i>x</i>+1锛夛紲0锛涳紙2锛夛紙6-<i>x</i>锛夛紙<i>x</i>+4锛夆墹0.
+ <p class="p-btn" >
+ <span>锛�1锛夛紙<i>x</i>+3锛夛紙<i>x</i>+1锛夛紲0锛�</span>
+ <span class="btn-box" @click="isShowAnswer14 = !isShowAnswer14">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>锛�1锛夛紙<i>x</i>+3锛夛紙<i>x</i>+1锛夛紲0锛屽嵆锛�<i>x</i>-锛�-3锛夛冀锛�<i>x</i>-锛�-1锛夛冀锛�0.
+ <p class="p-btn" >
+ <span>锛�2锛夛紙6-<i>x</i>锛夛紙<i>x</i>+4锛夆墹0.</span>
+ <span class="btn-box" @click="isShowAnswer15 = !isShowAnswer15">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负锛�-3锛�-1锛�.</p>
- <p>
+ <div v-if="isShowAnswer14" >
+ <p >
+ <span class="zt-ls"><b>瑙�</b></span>锛�1锛夛紙<i>x</i>+3锛夛紙<i>x</i>+1锛夛紲0锛屽嵆锛�<i>x</i>-锛�-3锛夛冀锛�<i>x</i>-锛�-1锛夛冀锛�0.
+ </p>
+ <p >鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负锛�-3锛�-1锛�.</p>
+ </div>
+ <div v-if="isShowAnswer15" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
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- 鐢憋紙6-<i>x</i>锛夛紙<i>x</i>+4锛夆墹0寰楋紙<i>x</i>-6锛夛紙<i>x</i>+4锛夆墺0锛屽嵆
+ 鐢憋紙6-<i>x</i>锛夛紙<i>x</i>+4锛夆墹0寰楋紙<i>x</i>-6锛夛紙<i>x</i>+4锛夆墺0锛屽嵆
+ </p>
+ <p class="center">锛�<i>x</i>-6锛夛蓟<i>x</i>-锛�-4锛夛冀鈮�0.</p>
+ <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负锛�-鈭烇紝-4锛解埅锛�6锛�+鈭烇級.</p>
+ </div>
+ <p class="p-btn" >
+ <span>
+ <span class="zt-ls"><b>渚�2</b></span>銆�瑙ｄ笅鍒椾笉绛夊紡.
+ </span>
+ <span class="btn-box" @click="openDialog(thinkTwo)">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.545" height="18.112" viewBox="0 0 20.545 22.112">
+ <path class="a"
+ d="M3771.2-14311.889a2.356,2.356,0,0,1-1.727-.626c-.027-.054-.053-.1-.079-.148l0-.007c-.123-.224-.2-.371-.076-.629a.869.869,0,0,1,.784-.471.205.205,0,0,1,.158.079.205.205,0,0,0,.158.079.187.187,0,0,0,.038.1.143.143,0,0,0,.117.05h.158a.573.573,0,0,0,.471.158,2.2,2.2,0,0,0,.916-.3l.023-.011a.572.572,0,0,1,.471-.158.575.575,0,0,1,.626.626.526.526,0,0,1,.036.409.664.664,0,0,1-.349.375A3.582,3.582,0,0,1,3771.2-14311.889Zm-1.885-1.723h-.155a.718.718,0,0,1-.784-.63.38.38,0,0,1-.021-.3.976.976,0,0,1,.492-.485l4.86-1.252a1.047,1.047,0,0,1,.784.626c.151.3-.128.61-.471.784l-4.705,1.256Zm-.155-1.885H3769a.716.716,0,0,1-.784-.626c-.149-.3.129-.611.471-.784l4.234-1.1v-.158l-.021.007a7.808,7.808,0,0,1-1.861.31,5.3,5.3,0,0,1-3.137-.942,5.789,5.789,0,0,1-2.666-4.076,6.421,6.421,0,0,1,1.256-5.018,7.038,7.038,0,0,1,2.194-1.568,7.848,7.848,0,0,1,2.666-.472,6.43,6.43,0,0,1,2.979.784,4.958,4.958,0,0,1,2.2,2.194,5.522,5.522,0,0,1,.313,5.177,13.113,13.113,0,0,1-1.256,1.882l-.313.313a2.156,2.156,0,0,0-.78,1.244l0,.012a1.731,1.731,0,0,1-1.727,1.723l-.313.158-3.292.939Zm1.256-6.271v1.256h1.41v-1.256Zm.784-4.234c.718,0,1.1.271,1.1.784a.925.925,0,0,1-.316.783l-.468.156a2.235,2.235,0,0,0-.63.471l-.012.024a2.2,2.2,0,0,0-.3.918v.155h1.1v-.155a1.2,1.2,0,0,1,.313-.629.543.543,0,0,0,.315-.153c.007,0,.315,0,.315-.16a1.226,1.226,0,0,0,.626-.626,2.277,2.277,0,0,0,.313-1.1,1.409,1.409,0,0,0-.626-1.252,2.337,2.337,0,0,0-1.569-.471,2.258,2.258,0,0,0-2.507,2.353l1.252.154A1.121,1.121,0,0,1,3771.2-14326Zm-6.51,9.645a.769.769,0,0,1-.549-.237.772.772,0,0,1-.235-.549.772.772,0,0,1,.235-.548l.939-.939a.781.781,0,0,1,.55-.234.772.772,0,0,1,.547.234.772.772,0,0,1,.238.549.772.772,0,0,1-.238.549l-.939.938A.769.769,0,0,1,3764.686-14316.356Zm13.174-.157a.774.774,0,0,1-.549-.234l-.943-.942a.678.678,0,0,1-.233-.47.678.678,0,0,1,.233-.47.774.774,0,0,1,.549-.234.774.774,0,0,1,.549.234l.942.939a.427.427,0,0,1,.228.324.74.74,0,0,1-.228.618A.774.774,0,0,1,3777.859-14316.514Zm2.9-6.351h-1.414c-.469-.158-.784-.474-.784-.784a.743.743,0,0,1,.784-.784h1.414a.743.743,0,0,1,.784.784A.743.743,0,0,1,3780.761-14322.864Zm-17.566-.158h-1.41c-.469-.157-.784-.473-.784-.784a.743.743,0,0,1,.784-.784h1.41a.743.743,0,0,1,.784.784A.743.743,0,0,1,3763.195-14323.022Zm13.861-5.723a.759.759,0,0,1-.529-.237.776.776,0,0,1-.235-.549.772.772,0,0,1,.235-.549l.939-.938a.44.44,0,0,1,.413-.238.759.759,0,0,1,.529.238.772.772,0,0,1,.235.549.772.772,0,0,1-.235.548l-.942.939A.435.435,0,0,1,3777.055-14328.745Zm-11.429,0a.776.776,0,0,1-.55-.237l-.939-1.1a.678.678,0,0,1-.235-.469.678.678,0,0,1,.235-.47.772.772,0,0,1,.549-.238.772.772,0,0,1,.549.238l.939,1.1a.675.675,0,0,1,.238.47.675.675,0,0,1-.238.47A.767.767,0,0,1,3765.626-14328.745Zm5.724-2.273a.743.743,0,0,1-.784-.785v-1.413c.157-.469.473-.784.784-.784a.743.743,0,0,1,.784.784v1.413A.743.743,0,0,1,3771.35-14331.019Z"
+ transform="translate(-3761 14334.001)" />
+ </svg>
+ </span>
</p>
- <p class="center">锛�<i>x</i>-6锛夛蓟<i>x</i>-锛�-4锛夛冀鈮�0.</p>
- <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负锛�-鈭烇紝-4锛解埅锛�6锛�+鈭烇級.</p>
- <p>
- <span class="zt-ls"><b>渚�2</b></span>銆�瑙ｄ笅鍒椾笉绛夊紡.
+ <p class="p-btn" >
+ <span>锛�1锛夛紙<i>x</i>+1锛�<sup>2</sup>鈮�4锛�</span>
+ <span class="btn-box" @click="isShowAnswer16 = !isShowAnswer16">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
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+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
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+ <div v-if="isShowAnswer16" >
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+ </div>
+ <div v-if="isShowAnswer17" >
+ <p>
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+ <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负锛�0锛�3锛�.</p>
+ </div>
<p class="left"><img class="img-gn" alt="" src="../../assets/images/stlx.jpg" /></p>
<div class="bj">
<p>瑙ｄ笅鍒椾竴鍏冧簩娆′笉绛夊紡.</p>
@@ -2060,60 +2563,73 @@
</li>
</ul>
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- <p><b>渚�</b> 瑙ｄ笉绛夊紡|2<i>x</i>|锛�5.</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>
- 鐢眧2<i>x</i>|锛�5寰�-5锛�2<i>x</i>锛�5锛�
+ <p class="p-btn" >
+ <span>
+ <b>渚�</b> 瑙ｄ笉绛夊紡|2<i>x</i>|锛�5.
+ </span>
+ <span class="btn-box" @click="isShowAnswer18 = !isShowAnswer18">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- 鍗炽��<math display="0">
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- 鎵�浠ヤ笉绛夊紡鐨勮В闆嗘槸<math display="0">
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
+ <div v-if="isShowAnswer18" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
+ 鐢眧2<i>x</i>|锛�5寰�-5锛�2<i>x</i>锛�5锛�
+ </p>
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- <mo>锛�</mo>
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- <mo data-mjx-texclass="CLOSE">)</mo>
- </mrow>
- </math>.
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+ </math>.
+ </p>
+ <p>
+ 鎵�浠ヤ笉绛夊紡鐨勮В闆嗘槸<math display="0">
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+ </mrow>
+ </math>.
+ </p>
+ </div>
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<div class="bj1-hzjl">
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- <examinations :cardList="questionData[60] ? questionData[60][1] : []" :hideCollect="true" sourceType="json" inputBc="#d3edfa"
- v-if="questionData"></examinations>
+ <examinations :cardList="questionData[60] ? questionData[60][1] : []" :hideCollect="true" sourceType="json"
+ inputBc="#d3edfa" v-if="questionData"></examinations>
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<p class="left">
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- <examinations :cardList="questionData[60] ? questionData[60][2] : []" :hideCollect="true" sourceType="json" inputBc="#d3edfa"
- v-if="questionData"></examinations>
+ <examinations :cardList="questionData[60] ? questionData[60][2] : []" :hideCollect="true" sourceType="json"
+ inputBc="#d3edfa" v-if="questionData"></examinations>
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<h3 id="c021">
2.4.2
@@ -2123,23 +2639,49 @@
<p>
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</p>
- <p>
- <span class="zt-ls"><b>渚�1</b></span>銆�瑙ｄ笉绛夊紡|2<i>x</i>-1|锛�5.
+ <p class="p-btn" >
+ <span>
+ <span class="zt-ls"><b>渚�1</b></span>銆�瑙ｄ笉绛夊紡|2<i>x</i>-1|锛�5.
+ </span>
+ <span class="btn-box" @click="isShowAnswer19 = !isShowAnswer19">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>
- 鐢眧2<i>x</i>-1|锛�5寰�-5锛�2<i>x</i>-1锛�5锛�
+ <div v-if="isShowAnswer19" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
+ 鐢眧2<i>x</i>-1|锛�5寰�-5锛�2<i>x</i>-1锛�5锛�
+ </p>
+ <p>鍗炽��-4锛�2<i>x</i>锛�6锛�</p>
+ <p>銆�銆�-2锛�<i>x</i>锛�3.</p>
+ <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗘槸锛�-2锛�3锛�.</p>
+ </div>
+ <p class="p-btn" >
+ <span>
+ <span class="zt-ls"><b>渚�2</b></span>銆�瑙ｄ笉绛夊紡|1-2<i>x</i>|锛�3.
+ </span>
+ <span class="btn-box" @click="isShowAnswer20 = !isShowAnswer20">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
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- </p>
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- </p>
- <p>鎵�浠ョ敱|1-2<i>x</i>|锛�3寰梶2<i>x</i>-1|锛�3.</p>
+ <div v-if="isShowAnswer20" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span> 鍥犱负|1-2<i>x</i>|=|2<i>x</i>-1|锛�
+ </p>
+ <p>鎵�浠ョ敱|1-2<i>x</i>|锛�3寰梶2<i>x</i>-1|锛�3.</p>
+ <p>鐢眧2<i>x</i>-1|锛�3寰�-3锛�2<i>x</i>-1锛�3锛�</p>
+ <p>鍗炽��-2锛�2<i>x</i>锛�4锛�</p>
+ <p>銆�銆�-1锛�<i>x</i>锛�2.</p>
+ <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗘槸锛�-1锛�2锛�.</p>
+ </div>
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</div>
</div>
@@ -2152,38 +2694,56 @@
<li>涓婂唽</li>
</ul>
<div class="padding-116">
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- <p>鍗炽��-2锛�2<i>x</i>锛�4锛�</p>
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- <p>
- <span class="zt-ls"><b>渚�3</b></span>銆�瑙ｄ笉绛夊紡|<i>x</i>+3|鈮�2.
+ <p class="p-btn" >
+ <span>
+ <span class="zt-ls"><b>渚�3</b></span>銆�瑙ｄ笉绛夊紡|<i>x</i>+3|鈮�2.
+ </span>
+ <span class="btn-box" @click="isShowAnswer21 = !isShowAnswer21">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
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+ <div v-if="isShowAnswer21" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
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+ </p>
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+ <p>
+ 鐜板湪鎴戜滑鍥炲埌鏈妭寮�濮嬬殑闂锛岃В涓嶇瓑寮弢<i>x</i>-100|鈮�3寰�97鈮�<i>x</i>鈮�103锛岃В涓嶇瓑寮弢<i>x</i>-100|锛�3寰�<i>x</i>锛�103鎴�<i>x</i>锛�97.濡傛灉浜ф潈鐧昏闈㈢Н鍦�97
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+ m<sup>2</sup>锛�
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+ </span>
+ <span class="btn-box" @click="isShowAnswer22 = !isShowAnswer22">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
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- <p>
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- </p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>
- 鐢眧3<i>x</i>-锛�<i>x</i>-2锛墊鈮�2寰梶3<i>x</i>-<i>x</i>+2|鈮�2锛�
- </p>
- <p>鍗炽��銆�|2<i>x</i>+2|鈮�2锛�</p>
- <p>浠庤�屻��-2鈮�2<i>x</i>+2鈮�2锛�</p>
- <p>銆�銆�銆�-4鈮�2<i>x</i>鈮�0锛�</p>
- <p>銆�銆�銆�-2鈮�<i>x</i>鈮�0.</p>
- <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗘槸锛�-2锛�0锛�.</p>
+ <div v-if="isShowAnswer22">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
+ 鐢眧3<i>x</i>-锛�<i>x</i>-2锛墊鈮�2寰梶3<i>x</i>-<i>x</i>+2|鈮�2锛�
+ </p>
+ <p>鍗炽��銆�|2<i>x</i>+2|鈮�2锛�</p>
+ <p>浠庤�屻��-2鈮�2<i>x</i>+2鈮�2锛�</p>
+ <p>銆�銆�銆�-4鈮�2<i>x</i>鈮�0锛�</p>
+ <p>銆�銆�銆�-2鈮�<i>x</i>鈮�0.</p>
+ <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗘槸锛�-2锛�0锛�.</p>
+ </div>
<p class="left"><img class="img-gn" alt="" src="../../assets/images/stlx.jpg" /></p>
<div class="bj">
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@@ -2217,11 +2777,20 @@
</h3>
<p class="center"><img class="img-c" alt="" src="../../assets/images/0066-11.jpg" /></p>
<p class="img">鍥�2-12</p>
- <p>
- <span class="zt-ls"><b>渚�1</b></span>銆�鐢ㄧ绗嗗湪澧欒竟鍥翠竴鍧楃煩褰㈠皬鑺卞潧锛屽叾涓竴杈归潬澧欙紙濡傚浘2-12鎵�绀猴級锛岀绗嗘�婚暱涓�8m.鑻ュ皬鑺卞潧鐨勯潰绉笉灏忎簬6
- m<sup>2</sup>锛屽垯灏忚姳鍧涘瀭鐩翠簬澧欑殑涓�杈圭殑闀垮害鑼冨洿鏄灏戯紵
+ <p class="p-btn" >
+ <span>
+ <span class="zt-ls"><b>渚�1</b></span>銆�鐢ㄧ绗嗗湪澧欒竟鍥翠竴鍧楃煩褰㈠皬鑺卞潧锛屽叾涓竴杈归潬澧欙紙濡傚浘2-12鎵�绀猴級锛岀绗嗘�婚暱涓�8m.鑻ュ皬鑺卞潧鐨勯潰绉笉灏忎簬6
+ m<sup>2</sup>锛屽垯灏忚姳鍧涘瀭鐩翠簬澧欑殑涓�杈圭殑闀垮害鑼冨洿鏄灏戯紵
+ </span>
+ <span class="btn-box" @click="isShowAnswer23 = !isShowAnswer23">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
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+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
+ <p v-if="isShowAnswer23" >
<span class="zt-ls"><b>瑙�</b></span>
璁惧皬鑺卞潧鍨傜洿浜庡鐨勪竴杈圭殑闀垮害涓�<i>x</i>锛坢锛夛紝鍒欎笌澧欏钩琛岀殑涓�杈圭殑闀垮害涓猴紙8-2<i>x</i>锛塵.鑰冭檻鍒板疄闄呮儏鍐碉紝鏈�<i>x</i>锛�0锛屽苟涓�8-2<i>x</i>锛�0锛屾墍浠�<i>x</i>婊¤冻0锛�<i>x</i>锛�4.
</p>
@@ -2237,32 +2806,46 @@
<li>涓婂唽</li>
</ul>
<div class="padding-116">
- <p>璁惧皬鑺卞潧鐨勯潰绉负<i>S</i>锛坢<sup>2</sup>锛夛紝鍒�</p>
- <p class="center"><i>S</i>=<i>x</i>锛�8-2<i>x</i>锛夛紝</p>
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0067-1.jpg" /></p>
- <p class="img">鍥�2-13</p>
- <p>鏁寸悊寰� <i>S</i>=-2<i>x</i><sup>2</sup>+8<i>x</i>.</p>
- <p>
- 鐢遍鎰忓緱 <i>S</i>=-2<i>x</i><sup>2</sup>+8<i>x</i>鈮�6锛屽嵆<i>x</i><sup>2</sup>-4<i>x</i>+3鈮�0.
- </p>
- <p>
- 鐢诲嚭浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-4<i>x</i>+3鐨勭畝鍥撅紙濡傚浘2-13鎵�绀猴級.
- </p>
- <p>鐢卞浘鍍忓緱涓嶇瓑寮忕殑瑙ｄ负{<i>x</i>|1鈮�<i>x</i>鈮�3}.</p>
- <p>缁撳悎0锛�<i>x</i>锛�4锛屽緱</p>
- <p class="center">
- {<i>x</i>|0锛�<i>x</i>锛�4}鈭﹞<i>x</i>|1鈮�<i>x</i>鈮�3}={<i>x</i>|1鈮�<i>x</i>鈮�3}.
- </p>
- <p>鎵�浠ュ皬鑺卞潧鍨傜洿浜庡鐨勪竴杈圭殑闀垮害鍦�1m鑷�3m涔嬮棿锛堝惈1m鍜�3m锛�.</p>
- <p>
- <span
+ <div v-if="isShowAnswer23">
+ <p>璁惧皬鑺卞潧鐨勯潰绉负<i>S</i>锛坢<sup>2</sup>锛夛紝鍒�</p>
+ <p class="center"><i>S</i>=<i>x</i>锛�8-2<i>x</i>锛夛紝</p>
+ <p class="center"><img class="img-c" alt="" src="../../assets/images/0067-1.jpg" /></p>
+ <p class="img">鍥�2-13</p>
+ <p>鏁寸悊寰� <i>S</i>=-2<i>x</i><sup>2</sup>+8<i>x</i>.</p>
+ <p>
+ 鐢遍鎰忓緱 <i>S</i>=-2<i>x</i><sup>2</sup>+8<i>x</i>鈮�6锛屽嵆<i>x</i><sup>2</sup>-4<i>x</i>+3鈮�0.
+ </p>
+ <p>
+ 鐢诲嚭浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-4<i>x</i>+3鐨勭畝鍥撅紙濡傚浘2-13鎵�绀猴級.
+ </p>
+ <p>鐢卞浘鍍忓緱涓嶇瓑寮忕殑瑙ｄ负{<i>x</i>|1鈮�<i>x</i>鈮�3}.</p>
+ <p>缁撳悎0锛�<i>x</i>锛�4锛屽緱</p>
+ <p class="center">
+ {<i>x</i>|0锛�<i>x</i>锛�4}鈭﹞<i>x</i>|1鈮�<i>x</i>鈮�3}={<i>x</i>|1鈮�<i>x</i>鈮�3}.
+ </p>
+ <p>鎵�浠ュ皬鑺卞潧鍨傜洿浜庡鐨勪竴杈圭殑闀垮害鍦�1m鑷�3m涔嬮棿锛堝惈1m鍜�3m锛�.</p>
+ </div>
+ <p class="p-btn" >
+ <span>
+ <span
class="zt-ls"><b>渚�2</b></span>銆�鏌愮綉搴楅攢鍞竴绉嶇數鍔ㄧ帺鍏凤紝鎴愭湰涓�10鍏�/涓�.骞虫椂鎸夊崟浠�20鍏冮攢鍞紝鏃ュ钩鍧囬攢鍞噺涓�100涓�.涓鸿繘涓�姝ユ彁鍗囦笟缁╋紝璇ョ綉搴楀喅瀹氬湪鈥滃弻11鈥濇湡闂翠妇鍔為檷浠蜂績閿�娲诲姩.鏍规嵁浠ュ線鐨勭粺璁★紝濡傛灉璇ョ數鍔ㄧ帺鍏风殑鍗曚环姣忛檷浣�0.5鍏冿紝鏃ュ钩鍧囬攢鍞噺灏变細澶х害澧炲姞10涓�.涓轰簡浣夸績閿�娲诲姩鏈熼棿鏃ュ钩鍧囧埄娑︿笉浣庝簬骞虫椂锛屽簲濡備綍纭畾闄嶄环鐨勮寖鍥达紵
+ </span>
+ <span class="btn-box" @click="isShowAnswer24 = !isShowAnswer24">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
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+ transform="translate(-3327.144 15329)" />
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<div class="bj1">
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<img class="img-gn1" alt="" src="../../assets/images/tbts.jpg" />
@@ -2272,32 +2855,34 @@
鐢变緥1鍜屼緥2鍙煡锛屽湪瑙ｅ喅涓庝竴鍏冧簩娆′笉绛夊紡鏈夊叧鐨勫疄闄呴棶棰樻椂锛屼笉浠呰瑙ｄ竴鍏冧簩娆′笉绛夊紡锛岃�屼笖瑕佽�冭檻瀹為檯鑳屾櫙瀵规湭鐭ユ暟鐨勯檺鍒�.鍦ㄤ緥1涓紝瀹為檯鑳屾櫙瀵规湭鐭ユ暟鐨勯檺鍒舵槸0锛�<i>x</i>锛�4锛涘湪渚�2涓紝瀹為檯鑳屾櫙瀵规湭鐭ユ暟鐨勯檺鍒舵槸0锛�<i>x</i>锛�10.
</p>
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- <p>
- <span class="zt-ls"><b>瑙�</b></span>
- 鍋囪闄嶄环<i>x</i>鍏�.鑰冭檻鍒板疄闄呮儏鍐碉紝浠锋牸鐨勯檷骞呭簲灏忎簬10鍏冿紝鍗充繚璇侀攢鍞环楂樹簬鎴愭湰浠凤紝鎵�浠ヨ姹�<i>x</i>锛�0骞朵笖<i>x</i>锛�10锛屽嵆0锛�<i>x</i>锛�10.
- </p>
- <p>骞虫椂鐨勬棩骞冲潎鍒╂鼎涓猴紙20-10锛壝�100=1 000锛堝厓锛�.</p>
- <p>
- 闄嶄环<i>x</i>鍏冨悗锛岄攢鍞崟浠蜂负锛�20-<i>x</i>锛夊厓锛屽崟涓帺鍏风殑鍒╂鼎涓猴紙20-<i>x</i>锛�-10=锛�10-<i>x</i>锛夊厓锛屾棩骞冲潎閿�鍞噺涓�<math display="0">
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
- <mn>100</mn>
- <mo>+</mo>
- <mfrac>
- <mn>10</mn>
- <mn>0.5</mn>
- </mfrac>
- <mi>x</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
- </mrow>
- </math>涓�.鍥犳锛岄檷浠�<i>x</i>鍏冨悗鐨勬棩骞冲潎鍒╂鼎涓猴紙10-<i>x</i>锛夛紙100+20<i>x</i>锛夊厓.
- </p>
- <p>鐢遍鎰忓緱锛�10-<i>x</i>锛夛紙100+20<i>x</i>锛夆墺1 000.</p>
- <p>鍖栫畝寰�<i>x</i><sup>2</sup>-5<i>x</i>鈮�0锛屽嵆<i>x</i>锛�<i>x</i>-5锛夆墹0.</p>
- <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负 {<i>x</i>|0鈮�<i>x</i>鈮�5}.</p>
- <p>
- 鐢变簬0锛�<i>x</i>锛�10锛屾墍浠�<i>x</i>鐨勮寖鍥存槸{<i>x</i>|0锛�<i>x</i>锛�10}鈭﹞<i>x</i>|0鈮�<i>x</i>鈮�5}锛屽嵆{<i>x</i>|0锛�<i>x</i>鈮�5}.鎵�浠ラ檷浠风殑鑼冨洿搴斿湪0鑷�5鍏冧箣闂达紙鍚�5鍏冿紝涓嶅惈0鍏冿級锛屽嵆鍗曚环瀹氬湪15鍏冭嚦20鍏冧箣闂达紙鍚�15鍏冿紝涓嶅惈20鍏冿級锛屼究鑳芥弧瓒宠姹�.
- </p>
+ <div v-if="isShowAnswer24">
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
+ 鍋囪闄嶄环<i>x</i>鍏�.鑰冭檻鍒板疄闄呮儏鍐碉紝浠锋牸鐨勯檷骞呭簲灏忎簬10鍏冿紝鍗充繚璇侀攢鍞环楂樹簬鎴愭湰浠凤紝鎵�浠ヨ姹�<i>x</i>锛�0骞朵笖<i>x</i>锛�10锛屽嵆0锛�<i>x</i>锛�10.
+ </p>
+ <p>骞虫椂鐨勬棩骞冲潎鍒╂鼎涓猴紙20-10锛壝�100=1 000锛堝厓锛�.</p>
+ <p>
+ 闄嶄环<i>x</i>鍏冨悗锛岄攢鍞崟浠蜂负锛�20-<i>x</i>锛夊厓锛屽崟涓帺鍏风殑鍒╂鼎涓猴紙20-<i>x</i>锛�-10=锛�10-<i>x</i>锛夊厓锛屾棩骞冲潎閿�鍞噺涓�<math display="0">
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mn>100</mn>
+ <mo>+</mo>
+ <mfrac>
+ <mn>10</mn>
+ <mn>0.5</mn>
+ </mfrac>
+ <mi>x</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ </math>涓�.鍥犳锛岄檷浠�<i>x</i>鍏冨悗鐨勬棩骞冲潎鍒╂鼎涓猴紙10-<i>x</i>锛夛紙100+20<i>x</i>锛夊厓.
+ </p>
+ <p>鐢遍鎰忓緱锛�10-<i>x</i>锛夛紙100+20<i>x</i>锛夆墺1 000.</p>
+ <p>鍖栫畝寰�<i>x</i><sup>2</sup>-5<i>x</i>鈮�0锛屽嵆<i>x</i>锛�<i>x</i>-5锛夆墹0.</p>
+ <p>鎵�浠ヤ笉绛夊紡鐨勮В闆嗕负 {<i>x</i>|0鈮�<i>x</i>鈮�5}.</p>
+ <p>
+ 鐢变簬0锛�<i>x</i>锛�10锛屾墍浠�<i>x</i>鐨勮寖鍥存槸{<i>x</i>|0锛�<i>x</i>锛�10}鈭﹞<i>x</i>|0鈮�<i>x</i>鈮�5}锛屽嵆{<i>x</i>|0锛�<i>x</i>鈮�5}.鎵�浠ラ檷浠风殑鑼冨洿搴斿湪0鑷�5鍏冧箣闂达紙鍚�5鍏冿紝涓嶅惈0鍏冿級锛屽嵆鍗曚环瀹氬湪15鍏冭嚦20鍏冧箣闂达紙鍚�15鍏冿紝涓嶅惈20鍏冿級锛屼究鑳芥弧瓒宠姹�.
+ </p>
+ </div>
<div class="bk-hzjl">
<div class="bj1-hzjl">
<p class="left">
@@ -2322,8 +2907,6 @@
</li>
</ul>
<div class="padding-116">
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0068-1.jpg" /></p>
- <p class="img">绗�2棰樺浘</p>
<p class="left"><img class="img-gn" alt="" src="../../assets/images/stlx.jpg" /></p>
<div class="bj">
<examinations :cardList="questionData[64]" :hideCollect="true" sourceType="json" v-if="questionData">
@@ -2332,31 +2915,43 @@
<h3 id="c024">
2.5.2 涓嶇瓑寮忎笌澶嶆潅瀹為檯闂<span class="fontsz2">锛烇紴锛�</span>
</h3>
- <p>
- <span
- class="zt-ls"><b>渚�1</b></span>銆�鎴戝浗浜ら�氭硶瑙勫灏忓瀷姹借溅椹鹃┒鍛樼殑骞撮緞闄愬埗濡備笅锛氭渶浣庡勾榫�18鍛ㄥ瞾锛屾渶楂樺勾榫�70鍛ㄥ瞾.宸叉湁鐮旂┒琛ㄦ槑锛屽皬鍨嬫苯杞﹂┚椹跺憳瀵圭孩缁跨伅鍙樺寲鐨勫弽搴旀椂闂�<i>y</i>锛坢s锛�
- 涓庨┚椹跺憳骞撮緞<i>x</i>锛堝懆宀侊級
- 鐨勫叧绯讳负<i>y</i>=0.005<i>x</i><sup>2</sup>-0.2<i>x</i>+22锛屽叾涓�18鈮�<i>x</i>鈮�70.闂細鍙嶅簲鏃堕棿瓒呰繃24.5ms鐨勯┚椹跺憳鎵�澶勭殑骞撮緞鑼冨洿鏄灏戯紵
+ <p class="p-btn" >
+ <span>
+ <span
+ class="zt-ls"><b>渚�1</b></span>銆�鎴戝浗浜ら�氭硶瑙勫灏忓瀷姹借溅椹鹃┒鍛樼殑骞撮緞闄愬埗濡備笅锛氭渶浣庡勾榫�18鍛ㄥ瞾锛屾渶楂樺勾榫�70鍛ㄥ瞾.宸叉湁鐮旂┒琛ㄦ槑锛屽皬鍨嬫苯杞﹂┚椹跺憳瀵圭孩缁跨伅鍙樺寲鐨勫弽搴旀椂闂�<i>y</i>锛坢s锛�
+ 涓庨┚椹跺憳骞撮緞<i>x</i>锛堝懆宀侊級
+ 鐨勫叧绯讳负<i>y</i>=0.005<i>x</i><sup>2</sup>-0.2<i>x</i>+22锛屽叾涓�18鈮�<i>x</i>鈮�70.闂細鍙嶅簲鏃堕棿瓒呰繃24.5ms鐨勯┚椹跺憳鎵�澶勭殑骞撮緞鑼冨洿鏄灏戯紵
+ </span>
+ <span class="btn-box" @click="isShowAnswer25 = !isShowAnswer25">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
</p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span> 鐢遍鎰忓緱锛�<i>y</i>=0.005<i>x</i><sup>2</sup>-0.2<i>x</i>+22锛�24.5锛屽嵆
- </p>
- <p>銆�銆�銆�銆�銆�0.005<i>x</i><sup>2</sup>-0.2<i>x</i>-2.5锛�0.</p>
- <p>鍖栫畝寰� <i>x</i><sup>2</sup>-40<i>x</i>-500锛�0.</p>
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0068-2.jpg" /></p>
- <p class="img">鍥�2-14</p>
- <p>
- 鑰冩煡浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>-500锛�<i>a</i>=1锛�0锛�<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-40锛�<sup>2</sup>-4脳1脳锛�-500锛�=3
- 600锛�0锛屾墍浠ヤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>-500鐨勫浘鍍忓紑鍙ｅ悜涓婏紝骞朵笖涓�<i>x</i>杞存湁涓や釜浜ょ偣.鍏剁畝鍥惧鍥�2-14鎵�绀�.
- </p>
- <p>
- 鐢卞浘鍍忓彲鐭ワ紝涓嶇瓑寮�<i>x</i><sup>2</sup>-40<i>x</i>-500锛�0鐨勮В闆嗕负锛�-鈭烇紝-10锛夆埅锛�50锛�+鈭烇級锛岃繖涔熸槸涓嶇瓑寮�0.005<i>x</i><sup>2</sup>-0.2<i>x</i>-2.5锛�0鐨勮В闆�.
- </p>
- <p>
- 鑰冭檻鍒�18鈮�<i>x</i>鈮�70锛屾墍浠�<i>x</i>鐨勮寖鍥存槸锛�50锛�70锛斤紝鍗冲弽搴旀椂闂磋秴杩�24.5
- <i>ms</i>
- 鐨勯┚椹跺憳鎵�澶勭殑骞撮緞鑼冨洿鍦�50宀佽嚦70宀佷箣闂达紙涓嶅寘鍚�50宀侊紝鍖呭惈70宀侊級.
- </p>
+ <div v-if="isShowAnswer25" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span> 鐢遍鎰忓緱锛�<i>y</i>=0.005<i>x</i><sup>2</sup>-0.2<i>x</i>+22锛�24.5锛屽嵆
+ </p>
+ <p>銆�銆�銆�銆�銆�0.005<i>x</i><sup>2</sup>-0.2<i>x</i>-2.5锛�0.</p>
+ <p>鍖栫畝寰� <i>x</i><sup>2</sup>-40<i>x</i>-500锛�0.</p>
+ <p class="center"><img class="img-c" alt="" src="../../assets/images/0068-2.jpg" /></p>
+ <p class="img">鍥�2-14</p>
+ <p>
+ 鑰冩煡浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>-500锛�<i>a</i>=1锛�0锛�<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-40锛�<sup>2</sup>-4脳1脳锛�-500锛�=3
+ 600锛�0锛屾墍浠ヤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>-500鐨勫浘鍍忓紑鍙ｅ悜涓婏紝骞朵笖涓�<i>x</i>杞存湁涓や釜浜ょ偣.鍏剁畝鍥惧鍥�2-14鎵�绀�.
+ </p>
+ <p>
+ 鐢卞浘鍍忓彲鐭ワ紝涓嶇瓑寮�<i>x</i><sup>2</sup>-40<i>x</i>-500锛�0鐨勮В闆嗕负锛�-鈭烇紝-10锛夆埅锛�50锛�+鈭烇級锛岃繖涔熸槸涓嶇瓑寮�0.005<i>x</i><sup>2</sup>-0.2<i>x</i>-2.5锛�0鐨勮В闆�.
+ </p>
+ <p>
+ 鑰冭檻鍒�18鈮�<i>x</i>鈮�70锛屾墍浠�<i>x</i>鐨勮寖鍥存槸锛�50锛�70锛斤紝鍗冲弽搴旀椂闂磋秴杩�24.5
+ <i>ms</i>
+ 鐨勯┚椹跺憳鎵�澶勭殑骞撮緞鑼冨洿鍦�50宀佽嚦70宀佷箣闂达紙涓嶅寘鍚�50宀侊紝鍖呭惈70宀侊級.
+ </p>
+ </div>
+
<p>
<span class="zt-ls"><b>渚�2</b></span>銆�韬綋璐ㄩ噺鎸囨暟锛圔ody Mass
Index锛孊MI锛夋槸琛￠噺浜轰綋鑳栫槮绋嬪害鐨勪竴涓父鐢ㄦ爣鍑嗭紝璁＄畻鍏紡涓�<math display="0">
@@ -2398,44 +2993,55 @@
000m璺戙�佸コ鐢�800m璺戯級锛屽潗浣嶄綋鍓嶅眻绛夐」鐩殑鎴愮哗鎬诲拰.韬綋绱犺川鎸囨爣涓烘鏁拌鏄庤韩浣撶礌璐ㄨ緝濂�.涓婅堪鐮旂┒鍙戠幇锛岃韩浣撶礌璐ㄦ寚鏍囷紙<i>y</i>锛変笌BMI锛�<i>x</i>锛�
涔嬮棿鐨勫叧绯诲琛�2-7鎵�绀�.
</p>
- <p>闂細韬綋绱犺川杈冨ソ鐨勭敺鐢熷拰濂崇敓锛屽叾BMI鐨勮寖鍥村垎鍒槸澶氬皯锛�</p>
+ <p class="p-btn" >
+ 闂細韬綋绱犺川杈冨ソ鐨勭敺鐢熷拰濂崇敓锛屽叾BMI鐨勮寖鍥村垎鍒槸澶氬皯锛�
+ <span class="btn-box" @click="isShowAnswer26 = !isShowAnswer26">
+ <svg xmlns="http://www.w3.org/2000/svg" width="16.501" height="16.501" viewBox="0 0 20.501 20.501">
+ <path class="a"
+ d="M3344.717-15308.5H3337.4a10.186,10.186,0,0,1-7.25-3,10.185,10.185,0,0,1-3-7.25A10.262,10.262,0,0,1,3337.4-15329a10.26,10.26,0,0,1,10.249,10.248,10.129,10.129,0,0,1-2.2,6.341v3.177A.734.734,0,0,1,3344.717-15308.5Zm-9.606-7.29h4.493l.527,1.419c.071.182.156.386.254.608a2.428,2.428,0,0,0,.273.512.986.986,0,0,0,.315.262.971.971,0,0,0,.454.1,1.05,1.05,0,0,0,.773-.327,1.025,1.025,0,0,0,.319-.723,3.3,3.3,0,0,0-.277-1.051l-.062-.161-2.889-7.313c-.119-.321-.228-.607-.335-.873a2.972,2.972,0,0,0-.323-.616,1.56,1.56,0,0,0-.5-.469,1.552,1.552,0,0,0-.781-.181,1.535,1.535,0,0,0-.773.181,1.475,1.475,0,0,0-.5.477,3.674,3.674,0,0,0-.362.739l-.239.627-.054.135-2.824,7.355c-.095.229-.179.46-.25.688a1.529,1.529,0,0,0-.073.477.978.978,0,0,0,.323.72,1.039,1.039,0,0,0,.746.315.838.838,0,0,0,.716-.3,4.676,4.676,0,0,0,.466-.985l.062-.165.527-1.449Zm3.747-1.5h-3.293l1.812-5.124,1.481,5.123Z"
+ transform="translate(-3327.144 15329)" />
+ </svg>
+ </span>
+ </p>
<p class="img">琛�2-7</p>
<p class="center"><img class="img-a" alt="" src="../../assets/images/0069-1.jpg" /></p>
- <p>
- <span class="zt-ls"><b>瑙�</b></span>
- 鍏堣�冭檻鐢风敓鐨勬儏鍐�.鐢遍鎰忓緱锛�<i>y</i>=-0.05<i>x</i><sup>2</sup>+2<i>x</i>-19.2锛�0锛屽嵆
- </p>
- <p class="center">0.05<i>x</i><sup>2</sup>-2<i>x</i>+19.2锛�0.</p>
- <p>鍖栫畝寰椼��<i>x</i><sup>2</sup>-40<i>x</i>+384锛�0.</p>
- <p>
- 鑰冩煡浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>+384锛�<i>a</i>=1锛�0锛�<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=40<sup>2</sup>-4脳1脳384=64锛�0锛屾墍浠ヤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>+384鐨勫浘鍍忓紑鍙ｅ悜涓婏紝涓�<i>x</i>杞存湁涓や釜浜ょ偣.
- </p>
- <p>
- 鎵�浠ヤ笉绛夊紡<i>x</i><sup>2</sup>-40<i>x</i>+384锛�0鐨勮В闆嗕负锛�16锛�24锛夛紝杩欎篃鏄笉绛夊紡-0.05<i>x</i><sup>2</sup>+2<i>x</i>-19.2锛�0鐨勮В闆�.
- </p>
- <p>
- 鍐嶈�冭檻濂崇敓鐨勬儏鍐�.鐢遍鎰忓緱锛�<i>y</i>=-0.01<i>x</i><sup>2</sup>+0.39<i>x</i>-3.68锛�0锛屽嵆
- </p>
- <p class="center">0.01<i>x</i><sup>2</sup>-0.39<i>x</i>+3.68锛�0.</p>
- <p>鍖栫畝寰椼��<i>x</i><sup>2</sup>-39<i>x</i>+368锛�0.</p>
- <p>
- 鑰冩煡浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-39<i>x</i>+368锛�<i>a</i>=1锛�0锛�<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-39锛�<sup>2</sup>-4脳1脳368=49锛�0锛屾墍浠ヤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-39<i>x</i>+368鐨勫浘鍍忓紑鍙ｅ悜涓婏紝涓�<i>x</i>杞存湁涓や釜浜ょ偣.
- </p>
- <p>
- 鎵�浠ヤ笉绛夊紡<i>x</i><sup>2</sup>-39<i>x</i>+368锛�0鐨勮В闆嗕负锛�16锛�23锛夛紝杩欎篃鏄笉绛夊紡-0.01<i>x</i><sup>2</sup>+0.39<i>x</i>-3.68锛�0鐨勮В闆�.
- </p>
- <p>
- 鍥犳锛岃韩浣撶礌璐ㄨ緝濂界殑鐢风敓BMI 鐨勮寖鍥存槸锛�16锛�24锛夛紝韬綋绱犺川杈冨ソ鐨勫コ鐢烞MI
- 鐨勮寖鍥存槸锛�16锛�23锛�.
- </p>
+ <div v-if="isShowAnswer26" >
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>
+ 鍏堣�冭檻鐢风敓鐨勬儏鍐�.鐢遍鎰忓緱锛�<i>y</i>=-0.05<i>x</i><sup>2</sup>+2<i>x</i>-19.2锛�0锛屽嵆
+ </p>
+ <p class="center">0.05<i>x</i><sup>2</sup>-2<i>x</i>+19.2锛�0.</p>
+ <p>鍖栫畝寰椼��<i>x</i><sup>2</sup>-40<i>x</i>+384锛�0.</p>
+ <p>
+ 鑰冩煡浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>+384锛�<i>a</i>=1锛�0锛�<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=40<sup>2</sup>-4脳1脳384=64锛�0锛屾墍浠ヤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-40<i>x</i>+384鐨勫浘鍍忓紑鍙ｅ悜涓婏紝涓�<i>x</i>杞存湁涓や釜浜ょ偣.
+ </p>
+ <p>
+ 鎵�浠ヤ笉绛夊紡<i>x</i><sup>2</sup>-40<i>x</i>+384锛�0鐨勮В闆嗕负锛�16锛�24锛夛紝杩欎篃鏄笉绛夊紡-0.05<i>x</i><sup>2</sup>+2<i>x</i>-19.2锛�0鐨勮В闆�.
+ </p>
+ <p>
+ 鍐嶈�冭檻濂崇敓鐨勬儏鍐�.鐢遍鎰忓緱锛�<i>y</i>=-0.01<i>x</i><sup>2</sup>+0.39<i>x</i>-3.68锛�0锛屽嵆
+ </p>
+ <p class="center">0.01<i>x</i><sup>2</sup>-0.39<i>x</i>+3.68锛�0.</p>
+ <p>鍖栫畝寰椼��<i>x</i><sup>2</sup>-39<i>x</i>+368锛�0.</p>
+ <p>
+ 鑰冩煡浜屾鍑芥暟<i>y</i>=<i>x</i><sup>2</sup>-39<i>x</i>+368锛�<i>a</i>=1锛�0锛�<i>螖</i>=<i>b</i><sup>2</sup>-4<i>ac</i>=锛�-39锛�<sup>2</sup>-4脳1脳368=49锛�0锛屾墍浠ヤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-39<i>x</i>+368鐨勫浘鍍忓紑鍙ｅ悜涓婏紝涓�<i>x</i>杞存湁涓や釜浜ょ偣.
+ </p>
+ <p>
+ 鎵�浠ヤ笉绛夊紡<i>x</i><sup>2</sup>-39<i>x</i>+368锛�0鐨勮В闆嗕负锛�16锛�23锛夛紝杩欎篃鏄笉绛夊紡-0.01<i>x</i><sup>2</sup>+0.39<i>x</i>-3.68锛�0鐨勮В闆�.
+ </p>
+ <p>
+ 鍥犳锛岃韩浣撶礌璐ㄨ緝濂界殑鐢风敓BMI 鐨勮寖鍥存槸锛�16锛�24锛夛紝韬綋绱犺川杈冨ソ鐨勫コ鐢烞MI
+ 鐨勮寖鍥存槸锛�16锛�23锛�.
+ </p>
+ </div>
<div class="bk-hzjl">
<div class="bj1-hzjl">
<p class="left">
<img class="img-gn2" alt="" src="../../assets/images/hzjl.jpg" />
</p>
</div>
- <examinations :cardList="questionData[65]" :hideCollect="true" sourceType="json"
- v-if="questionData" ></examinations>
+ <examinations :cardList="questionData[65]" :hideCollect="true" sourceType="json" v-if="questionData">
+ </examinations>
</div>
</div>
</div>
@@ -2456,12 +3062,13 @@
<img class="img-gn" alt="" src="../../assets/images/stlx.jpg" />
</p>
<div class="bj">
- <examinations :cardList="questionData[66] ? questionData[66][1] : []" :hideCollect="true" sourceType="json" inputBc="#d3edfa"
- v-if="questionData"></examinations>
+ <examinations :cardList="questionData[66] ? questionData[66][1] : []" :hideCollect="true" sourceType="json"
+ inputBc="#d3edfa" v-if="questionData"></examinations>
</div>
<h3 id="c025">涔犻2.5<span class="fontsz2">锛烇紴锛�</span></h3>
<div class="bj">
- <examinations :cardList="questionData[66] ? questionData[66][2] : []" :hideCollect="true" sourceType="json" v-if="questionData">
+ <examinations :cardList="questionData[66] ? questionData[66][2] : []" :hideCollect="true" sourceType="json"
+ v-if="questionData">
</examinations>
</div>
</div>
@@ -2994,10 +3601,67 @@
<!-- 066 -->
<div class="page-box hidePage" page="73">
</div>
+ <!-- 瑙ｉ鎬濊矾寮圭獥 -->
+ <el-dialog :visible.sync="thinkingDialog" width="40%" :append-to-body="true" :show-close="false"
+ @close="closeDialog" class="thinkDialog">
+ <div slot="title" class="think-header"
+ style="padding: 0; text-align: center; color: #333;display:flex;justify-content: center;">
+ <span style=""> 鍒嗘瀽 </span>
+ <svg style="position: absolute; right:10px;cursor: pointer;" @click="thinkingDialog = false" t="1718596022986"
+ class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="4252" width="20"
+ height="20" xmlns:xlink="http://www.w3.org/1999/xlink">
+ <path
+ d="M176.661601 817.172881C168.472798 825.644055 168.701706 839.149636 177.172881 847.338438 185.644056 855.527241 199.149636 855.298332 207.338438 846.827157L826.005105 206.827157C834.193907 198.355983 833.964998 184.850403 825.493824 176.661601 817.02265 168.472798 803.517069 168.701706 795.328267 177.172881L176.661601 817.172881Z"
+ fill="#979797" p-id="4253"></path>
+ <path
+ d="M795.328267 846.827157C803.517069 855.298332 817.02265 855.527241 825.493824 847.338438 833.964998 839.149636 834.193907 825.644055 826.005105 817.172881L207.338438 177.172881C199.149636 168.701706 185.644056 168.472798 177.172881 176.661601 168.701706 184.850403 168.472798 198.355983 176.661601 206.827157L795.328267 846.827157Z"
+ fill="#979797" p-id="4254"></path>
+ </svg>
+ </div>
+ <ul>
+ <li v-for="(item, index) in thinkData" :key="index">
+ <div v-if="index <= showIndex" style="display: flex">
+ <span style="position: relative">
+ <span style="position: absolute; top: 16px; left: 13px; color: #fff">{{ index + 1 }}</span>
+ <img src="../../assets/images/icon/blue-group.png" alt="" style="margin-right: 10px"
+ v-if="index < thinkOne.length - 1" />
+ <img src="../../assets/images/icon/blue.png" alt="" v-if="index == thinkOne.length - 1"
+ style="margin-right: 10px" />
+ </span>
+ <p class="txt-p" v-html="item"></p>
+ </div>
+ </li>
+ </ul>
+ <div @click="changeNext" style="
+ display: flex;
+ flex-direction: column;
+ align-items: center;
+ justify-content: center;
+ ">
+ <img src="../../assets/images/icon/mouse.png" alt="" v-if="showIndex < thinkData.length - 1" />
+ <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" t="1710234570135"
+ class="icon" viewBox="0 0 1024 1024" version="1.1" p-id="5067" width="15" height="15">
+ <path
+ d="M2.257993 493.371555 415.470783 906.584344 512 1003.113561 608.529217 906.584344 1021.742007 493.371555 925.212789 396.842337 512 810.055127 98.787211 396.842337Z"
+ fill="#1296db" p-id="5068" />
+ <path
+ d="M2.257993 117.980154 415.470783 531.192944 512 627.722161 608.529217 531.192944 1021.742007 117.980154 925.212789 21.450937 512 434.663727 98.787211 21.450937Z"
+ fill="#1296db" p-id="5069" />
+ </svg>
+ </div>
+ </el-dialog>
</div>
</template>
<script>
+const handleShow = (num) => {
+ const obj = {}
+ for (let index = 0; index < num; index++) {
+ obj['isShowAnswer' + index] = false
+ }
+ return obj
+}
+const showObj = handleShow(30)
import paint from '@/components/paint/index.vue'
import examinations from '@/components/examinations/index.vue'
export default {
@@ -3011,14 +3675,47 @@
type: Object,
},
},
- components: { examinations,paint },
+ components: { examinations, paint },
data() {
return {
- isShowAnswer:false
+ collectImg: require('../../assets/images/icon/heart.png'),
+ collectCheck: require('../../assets/images/icon/heart-check.png'),
+ thinkingDialog: false,
+ showIndex: 0,
+ thinkData: [],
+ thinkOne: [
+ '鈶犳牴鎹�<i>x</i><sup>2</sup>鐨勭郴鏁板垽鏂嚱鏁板浘鍍忥紙鎶涚墿绾匡級鐨勫紑鍙ｆ柟鍚戯紱',
+ '鈶＄敤鍒ゅ埆寮忓垽瀹氬嚭涓�鍏冧簩娆℃柟绋�<i>x</i><sup>2</sup>-2<i>x</i>-3=0鐨勮В鐨勬儏鍐碉紝浠庤�岀‘瀹氫簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>-2<i>x</i>-3鐨勫浘鍍忎笌<i>x</i>杞寸殑浜ょ偣涓暟鍜屼氦鐐瑰潗鏍囷紱',
+ '鈶㈣绠椾簩娆″嚱鏁板浘鍍忕殑椤剁偣鍧愭爣銆佷笌<i>y</i>杞寸殑浜ょ偣鍧愭爣锛�',
+ '鈶ｆ眰鍑轰簩娆″嚱鏁板浘鍍忕殑瀵圭О杞存柟绋嬶紝骞跺埄鐢ㄥ嚱鏁板浘鍍忕殑瀵圭О鎬у啀鎵惧嚭涓�浜涚偣锛涒懁鏈�鍚庢牴鎹笂杩颁俊鎭敾鍑哄嚱鏁板浘鍍�.',
+ '鐢诲嚭鍥惧儚鍚庯紝<i>y</i>=0锛�<i>y</i>锛�0锛�<i>y</i>锛�0鍒嗗埆瀵瑰簲鍑芥暟鍥惧儚涓�<i>x</i>杞寸浉浜ゃ�佸嚱鏁板浘鍍忓湪<i>x</i>杞翠笂鏂广�佸嚱鏁板浘鍍忓湪<i>x</i>杞翠笅鏂逛笁绉嶆儏褰紝鏍规嵁鍥惧儚瀹屾垚锛�2锛夛紙3锛変袱涓棶棰�.'
+ ],
+ thinkTwo:[
+ '鐢憋紙<i>x</i>+1锛�<sup>2</sup>鈮�4寰�<i>x</i><sup>2</sup>+2<i>x</i>+1鈮�4锛屽嵆<i>x</i><sup>2</sup>+2<i>x</i>-3鈮�0锛屼粠鑰屽彲浠ュ埄鐢ㄤ簩娆″嚱鏁�<i>y</i>=<i>x</i><sup>2</sup>+2<i>x</i>-3鐨勫浘鍍忚繘琛屾眰瑙ｏ紱娉ㄦ剰鍒�4=2<sup>2</sup>锛屼篃鍙互鑰冭檻灏嗭紙<i>x</i>+1锛�<sup>2</sup>鈮�4鏁寸悊涓猴紙<i>x</i>+1锛�<sup>2</sup>-4鈮�0锛屽苟浣跨敤骞虫柟宸叕寮忥紝鍗筹紙<i>x</i>+1锛�<sup>2</sup>-2<sup>2</sup>鈮�0锛屽緱鍒帮紙<i>x</i>+3锛夛紙<i>x</i>-1锛夆墺0锛屾鏃跺彲浠ュ�熷姪涓婇潰鐨勭粨璁虹洿鎺ユ眰瑙�.涓嬮潰鎴戜滑灏嗕娇鐢ㄥ悗涓�绉嶆柟娉曡繘琛屾眰瑙�.'
+ ],
+ thinkThree:[
+ '鍒╂鼎=锛堥攢鍞崟浠�-鎴愭湰鍗曚环锛壝楅攢鍞噺.闄嶄环杩囩▼涓紝鍗曚环闄嶄綆鑳藉浣块攢鍞噺鍙樺ぇ锛屼絾涔熶娇閿�鍞崟浠蜂笌鎴愭湰鍗曚环鐨勫樊鍑忓皬锛屾墍浠ラ檷浠风殑鑼冨洿搴斾繚璇佸埄娑︿笉浣庝簬淇冮攢鍓�.'
+ ],
+ isShowAnswer: false,
+ isShowAnswerOne: false,
+ ...showObj
};
},
- mounted() { },
- methods: {},
+ mounted() {
+ console.log(2, this);
+ },
+ methods: {
+ openDialog(queryData) {
+ this.thinkData = queryData
+ this.thinkingDialog = !this.thinkingDialog
+ },
+ closeDialog() {
+ this.showIndex = 0
+ },
+ changeNext() {
+ if (this.showIndex < this.thinkData.length - 1) this.showIndex = this.showIndex + 1
+ }
+ },
};
</script>
@@ -3033,15 +3730,21 @@
top: 0;
width: 140px;
}
+
.question-textarea {
margin-left: 20px;
width: 94%;
- border-color:#DCDFE6;
+ border-color: #DCDFE6;
}
+
.table-answer-box {
math {
width: max-content;
height: 36px;
}
}
+
+li {
+ list-style: none;
+}
</style>
--
Gitblit v1.9.1