From 51ad6706fed4b080b0cb1bb771028a551b9ec27c Mon Sep 17 00:00:00 2001
From: zhongshujie <2862698242@qq.com>
Date: 星期二, 22 十月 2024 15:19:18 +0800
Subject: [PATCH] Merge branch 'master' of http://182.92.203.7:2001/r/testbookLayout
---
src/books/mathBook/view/components/chapter003.vue | 495 +++++++++++++++++++++++++++---------------------------
1 files changed, 249 insertions(+), 246 deletions(-)
diff --git a/src/books/mathBook/view/components/chapter003.vue b/src/books/mathBook/view/components/chapter003.vue
index 711dbc2..b168661 100644
--- a/src/books/mathBook/view/components/chapter003.vue
+++ b/src/books/mathBook/view/components/chapter003.vue
@@ -351,6 +351,38 @@
</svg>
</span>
</p>
+ <div v-if="isShowAnswer5" >
+ <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 瑕佷娇璇ュ嚱鏁版湁鎰忎箟锛屽繀椤绘弧瓒�</p>
+ <p class="center">4<i>x</i>+7鈮�0锛�</p>
+ <p>瑙ｅ緱</p>
+ <math display="block">
+ <mi>x</mi>
+ <mo>鈮�</mo>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mn>7</mn>
+ <mn>4</mn>
+ </mfrac>
+ <mo>.</mo>
+ </math>
+ <p>鎵�浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<math display="0">
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">{</mo>
+ <mi>x</mi>
+ <mrow>
+ <mo stretchy="false">|</mo>
+ </mrow>
+ <mi>x</mi>
+ <mo>鈮�</mo>
+ <mo>鈭�</mo>
+ <mfrac>
+ <mn>7</mn>
+ <mn>4</mn>
+ </mfrac>
+ <mo data-mjx-texclass="CLOSE">}</mo>
+ </mrow>
+ </math>.</p>
+ </div>
<p class="p-btn">
<span>
锛�2锛�<math display="0">
@@ -376,6 +408,12 @@
</svg>
</span>
</p>
+ <div v-if="isShowAnswer6" >
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 瑕佷娇璇ュ嚱鏁版湁鎰忎箟锛屽繀椤绘弧瓒�</p>
+ <p class="center"><i>x</i>-3鈮�0锛�</p>
+ <p>瑙ｅ緱銆�<i>x</i>鈮�3.</p>
+ <p>鎵�浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸{<i>x</i>|<i>x</i>鈮�3}.</p>
+ </div>
<p class="p-btn" >
<span>
锛�3锛� <math display="0">
@@ -411,46 +449,8 @@
</svg>
</span>
</p>
- <div v-if="isShowAnswer5" >
- <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 瑕佷娇璇ュ嚱鏁版湁鎰忎箟锛屽繀椤绘弧瓒�</p>
- <p class="center">4<i>x</i>+7鈮�0锛�</p>
- <p>瑙ｅ緱</p>
- <math display="block">
- <mi>x</mi>
- <mo>鈮�</mo>
- <mo>鈭�</mo>
- <mfrac>
- <mn>7</mn>
- <mn>4</mn>
- </mfrac>
- <mo>.</mo>
- </math>
- <p>鎵�浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<math display="0">
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">{</mo>
- <mi>x</mi>
- <mrow>
- <mo stretchy="false">|</mo>
- </mrow>
- <mi>x</mi>
- <mo>鈮�</mo>
- <mo>鈭�</mo>
- <mfrac>
- <mn>7</mn>
- <mn>4</mn>
- </mfrac>
- <mo data-mjx-texclass="CLOSE">}</mo>
- </mrow>
- </math>.</p>
- </div>
- <div v-if="isShowAnswer6" >
- <p>锛�2锛� 瑕佷娇璇ュ嚱鏁版湁鎰忎箟锛屽繀椤绘弧瓒�</p>
- <p class="center"><i>x</i>-3鈮�0锛�</p>
- <p>瑙ｅ緱銆�<i>x</i>鈮�3.</p>
- <p>鎵�浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸{<i>x</i>|<i>x</i>鈮�3}.</p>
- </div>
<div v-if="isShowAnswer7" >
- <p>锛�3锛� 瑕佷娇璇ュ嚱鏁版湁鎰忎箟锛屽繀椤绘弧瓒�</p>
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�3锛� 瑕佷娇璇ュ嚱鏁版湁鎰忎箟锛屽繀椤绘弧瓒�</p>
<math display="block">
<mrow data-mjx-texclass="INNER">
<mo data-mjx-texclass="OPEN">{</mo>
@@ -643,16 +643,6 @@
</svg>
</span>
</p>
- <p class="p-btn" >
- <span>锛�2锛� 鐢ㄥ浘鍍忔硶琛ㄧず鍑芥暟<i>s</i>=<i>f</i>锛�<i>t</i>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>
<div v-if="isShowAnswer11" >
<p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鍥犱负璇ュ啗鑸颁粠鍑哄彂鍦伴┒鍏ユ捣娓渶瑕佺敤鏃�<math display="0">
<mfrac>
@@ -670,7 +660,21 @@
<p>鎵�浠ワ紝鐢ㄨВ鏋愭硶鍙皢鍑芥暟<i>s</i>=<i>f</i>锛�<i>t</i>锛夎〃绀轰负</p>
<p class="center"><i>s</i>=-45<i>t</i>+135锛�0鈮�<i>t</i>鈮�3.</p>
</div>
-
+ <p class="p-btn" >
+ <span>锛�2锛� 鐢ㄥ浘鍍忔硶琛ㄧず鍑芥暟<i>s</i>=<i>f</i>锛�<i>t</i>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>
+ <div v-if="isShowAnswer12" >
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 鍑芥暟<i>s</i>=<i>f</i>锛�<i>t</i>锛夋槸涓�娆″嚱鏁帮紝鐢ㄥ浘鍍忔硶鍙皢鍑芥暟琛ㄧず涓哄浘3-5.</p>
+ <p class="center"><img class="img-c" alt="" src="../../assets/images/0088-3.jpg" /></p>
+ <p class="img">鍥�3-5</p>
+ </div>
</div>
</div>
</div>
@@ -683,11 +687,6 @@
<li>涓婂唽</li>
</ul>
<div class="padding-116">
- <div v-if="isShowAnswer12" >
- <p>锛�2锛� 鍑芥暟<i>s</i>=<i>f</i>锛�<i>t</i>锛夋槸涓�娆″嚱鏁帮紝鐢ㄥ浘鍍忔硶鍙皢鍑芥暟琛ㄧず涓哄浘3-5.</p>
- <p class="center"><img class="img-c" alt="" src="../../assets/images/0088-3.jpg" /></p>
- <p class="img">鍥�3-5</p>
- </div>
<div class="bk-hzjl">
<div class="bj1-hzjl">
<p class="left"><img class="img-gn2" alt="" src="../../assets/images/hzjl.jpg" /></p>
@@ -901,6 +900,10 @@
</svg>
</span>
</p>
+ <div v-if="isShowAnswer13" >
+ <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鍥犱负-5锛�0锛屾墍浠�<i>f</i>锛�-5锛�=-5+2=-3.</p>
+ <p>鍥犱负4锛�0锛屾墍浠� <i>f</i>锛�4锛�=4<sup>2</sup>-3=13.</p>
+ </div>
</div>
</div>
</div>
@@ -923,6 +926,10 @@
</svg>
</span>
</p>
+ <div v-if="isShowAnswer14">
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 鍥犱负-1锛�0锛屾墍浠�<i>f</i>锛�-1锛�=-1+2=1.</p>
+ <p>鍙堝洜涓�1锛�0锛屾墍浠�<i>f</i>锛�<i>f</i>锛�-1锛夛級=<i>f</i>锛�1锛�=1<sup>2</sup>-3=-2.</p>
+ </div>
<div class="bk">
<div class="bj1">
<p class="left"><img class="img-gn1" alt="" src="../../assets/images/tbts.jpg" /></p>
@@ -930,14 +937,6 @@
<p class="block">
鍒嗘鍑芥暟鏄竴涓嚱鏁帮紝涓嶈兘鎶婂畠鐪嬫垚鍑犱釜鍑芥暟锛屽彧鏄湪鍚屼竴涓嚱鏁扮殑瀹氫箟鍩熷唴锛屼笉鍚岀殑鍙栧�艰寖鍥村唴瀵瑰簲涓嶅悓鐨勫嚱鏁板叧绯�.瀹冪殑瀹氫箟鍩熸槸鍚勪釜瑙ｆ瀽寮忕殑鑷彉閲忓彇鍊奸泦鍚堢殑骞堕泦锛屽�煎煙涔熸槸鍚勪釜瑙ｆ瀽寮忕殑鍑芥暟鍊奸泦鍚堢殑骞堕泦.瀹冪殑鍥惧儚涔熸瘮杈冪壒娈婏紝鏈夋椂鍥惧儚鏄笉杩炵画鐨�.
</p>
- </div>
- <div v-if="isShowAnswer13" >
- <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鍥犱负-5锛�0锛屾墍浠�<i>f</i>锛�-5锛�=-5+2=-3.</p>
- <p>鍥犱负4锛�0锛屾墍浠� <i>f</i>锛�4锛�=4<sup>2</sup>-3=13.</p>
- </div>
- <div v-if="isShowAnswer14">
- <p>锛�2锛� 鍥犱负-1锛�0锛屾墍浠�<i>f</i>锛�-1锛�=-1+2=1.</p>
- <p>鍙堝洜涓�1锛�0锛屾墍浠�<i>f</i>锛�<i>f</i>锛�-1锛夛級=<i>f</i>锛�1锛�=1<sup>2</sup>-3=-2.</p>
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<p>
<span
@@ -955,26 +954,6 @@
<p class="p-btn" >
<span>锛�1锛� 鐢ㄨВ鏋愭硶琛ㄧず<i>y</i>涓�<i>x</i>鐨勫嚱鏁板叧绯伙紝骞剁敾鍑哄嚱鏁扮殑鍥惧儚.</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">
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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"
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- <span>锛�2锛� 濡傛灉鏉庢煇瀹�10鏈堢殑鐢ㄧ數閲忔槸180 kW路h 锛岄偅涔堜粬瀹跺簲璇ユ敮浠樼數璐瑰灏戯紵</span>
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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">
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- <span>锛�3锛� 濡傛灉鍛ㄦ煇瀹�12鏈堟敮浠樼數璐�294.26鍏冿紝閭ｄ箞浠栧杩欎釜鏈堢殑鐢ㄧ數閲忔槸澶氬皯锛�</span>
- <span class="btn-box" @click="isShowAnswer17 = !isShowAnswer17">
<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"
@@ -1053,6 +1032,36 @@
<p class="img">鍥�3-7</p>
<p>杩欎釜鍑芥暟鐨勫浘鍍忓鍥�3-7鎵�绀�.</p>
</div>
+ <p class="p-btn" >
+ <span>锛�2锛� 濡傛灉鏉庢煇瀹�10鏈堢殑鐢ㄧ數閲忔槸180 kW路h 锛岄偅涔堜粬瀹跺簲璇ユ敮浠樼數璐瑰灏戯紵</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>
+ <div v-if="isShowAnswer16" >
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 鍥犱负<i>x</i>=180锛�200锛�<i>y</i>=0.52脳180=93.60锛堝厓锛�.</p>
+ <p>鎵�浠ワ紝鏉庢煇瀹�10鏈堝簲璇ユ敮浠樼數璐�93.60鍏�.</p>
+ </div>
+ <p class="p-btn" >
+ <span>锛�3锛� 濡傛灉鍛ㄦ煇瀹�12鏈堟敮浠樼數璐�294.26鍏冿紝閭ｄ箞浠栧杩欎釜鏈堢殑鐢ㄧ數閲忔槸澶氬皯锛�</span>
+ <span class="btn-box" @click="isShowAnswer17 = !isShowAnswer17">
+ <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>
+ <div v-if="isShowAnswer17" >
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�3锛� 鍛ㄦ煇瀹剁數璐规槸294.26鍏冿紝鐢卞浘3-7鍙及寰�<i>x</i>锛�400锛屽洜姝�</p>
+ <p class="center">0.82<i>x</i>-110=294.26锛�</p>
+ <p>瑙ｅ緱<i>x</i>=493.</p>
+ <p>鎵�浠ワ紝鍛ㄦ煇瀹�12鏈堢殑鐢ㄧ數閲忎负493 kW路h .</p>
+ </div>
</div>
</div>
</div>
@@ -1068,16 +1077,7 @@
</li>
</ul>
<div class="padding-116">
- <div v-if="isShowAnswer16" >
- <p>锛�2锛� 鍥犱负<i>x</i>=180锛�200锛�<i>y</i>=0.52脳180=93.60锛堝厓锛�.</p>
- <p>鎵�浠ワ紝鏉庢煇瀹�10鏈堝簲璇ユ敮浠樼數璐�93.60鍏�.</p>
- </div>
- <div v-if="isShowAnswer17" >
- <p>锛�3锛� 鍛ㄦ煇瀹剁數璐规槸294.26鍏冿紝鐢卞浘3-7鍙及寰�<i>x</i>锛�400锛屽洜姝�</p>
- <p class="center">0.82<i>x</i>-110=294.26锛�</p>
- <p>瑙ｅ緱<i>x</i>=493.</p>
- <p>鎵�浠ワ紝鍛ㄦ煇瀹�12鏈堢殑鐢ㄧ數閲忎负493 kW路h .</p>
- </div>
+
<div class="bk-hzjl">
<div class="bj1-hzjl">
<p class="left"><img class="img-gn2" alt="" src="../../assets/images/hzjl.jpg" /></p>
@@ -1196,6 +1196,7 @@
</svg>
</span>
</p>
+ <p v-if="isShowAnswer18" ><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鐢卞浘鍙煡锛屽綋<i>x</i>=2鏃讹紝鍑芥暟鍊兼渶澶э紝鏈�澶у�兼槸3锛涘綋<i>x</i>=6鏃讹紝鍑芥暟鍊兼渶灏忥紝鏈�灏忓�兼槸-3.</p>
<p class="p-btn" >
<span>锛�2锛� 璇存槑璇ュ嚱鏁扮殑鍗曡皟鍖洪棿鍙婂湪姣忎竴涓尯闂翠笂鐨勫崟璋冩��.</span>
<span class="btn-box" @click="isShowAnswer19 = !isShowAnswer19">
@@ -1208,8 +1209,9 @@
</p>
<p class="center"><img class="img-c" alt="" src="../../assets/images/0097-3.jpg" /></p>
<p class="img">鍥�3-11</p>
- <p v-if="isShowAnswer18" ><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 鐢卞浘鍙煡锛屽綋<i>x</i>=2鏃讹紝鍑芥暟鍊兼渶澶э紝鏈�澶у�兼槸3锛涘綋<i>x</i>=6鏃讹紝鍑芥暟鍊兼渶灏忥紝鏈�灏忓�兼槸-3.</p>
- <p v-if="isShowAnswer19" >锛�2锛�
+ <p v-if="isShowAnswer19" >
+ <span class="zt-ls"><b>瑙�</b></span>
+ 锛�2锛�
鍑芥暟<i>y</i>=<i>f</i>锛�<i>x</i>锛夌殑鍗曡皟鍖洪棿鏈夛蓟-1锛�2锛斤紝锛�2锛�6锛斤紝锛�6锛�8锛�.鍑芥暟<i>y</i>=<i>f</i>锛�<i>x</i>锛夊湪鍖洪棿锛�-1锛�2锛藉拰锛�6锛�8锛戒笂閮芥槸澧炲嚱鏁帮紝鍦ㄥ尯闂达蓟2锛�6锛戒笂鏄噺鍑芥暟.
</p>
</div>
@@ -1241,32 +1243,6 @@
</svg>
</span>
</p>
- <p class="p-btn" >
- <span>锛�2锛� 鎵惧嚭鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑鍗曡皟鍖洪棿锛�</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 class="p-btn" >
- <span>锛�3锛� 褰�<i>x</i>鈭堬蓟2锛�5锛芥椂锛屾眰鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑鏈�澶у�煎拰鏈�灏忓��.</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)" />
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- </span>
- </p>
- <div class="bk">
- <div class="bj1">
- <p class="left"><img class="img-gn1" alt="" src="../../assets/images/tbts.jpg" /></p>
- </div>
- <p class="block">鍑芥暟鐨勫崟璋冩�ф槸瀵瑰畾涔夊煙鍐呮煇涓尯闂磋�岃█鐨�.涓�涓嚱鏁板湪鍏跺畾涔夊煙涓婁笉涓�瀹氬叿鏈夊崟璋冩�э紝浣嗘槸鍦ㄥ畾涔夊煙鍐呯殑瀛愬尯闂翠笂鍙兘鍏锋湁鍗曡皟鎬э紝杩欏氨鏄嚱鏁板崟璋冩�х殑灞�閮ㄦ�ц川.</p>
- </div>
<div v-if="isShowAnswer20" >
<p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 浜屾鍑芥暟<i>y</i>=<i>ax</i><sup>2</sup>+<i>bx</i>+<i>c</i>鐨勫绉拌酱鏂圭▼鏄�<math
display="0">
@@ -1398,11 +1374,37 @@
</math>
<p>鍥犳锛屽嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀵圭О杞存柟绋嬫槸<i>x</i>=1锛岄《鐐瑰潗鏍囨槸锛�1锛�4锛�.</p>
</div>
- <p v-if="isShowAnswer21" >锛�2锛� 鐢卞浘鍍忓彲鐭ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑澧炲尯闂存槸锛�-鈭烇紝1锛斤紝鍑忓尯闂存槸锛�1锛�+鈭烇級.</p>
+ <p class="p-btn" >
+ <span>锛�2锛� 鎵惧嚭鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑鍗曡皟鍖洪棿锛�</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 v-if="isShowAnswer21" > <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 鐢卞浘鍍忓彲鐭ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑澧炲尯闂存槸锛�-鈭烇紝1锛斤紝鍑忓尯闂存槸锛�1锛�+鈭烇級.</p>
+ <p class="p-btn" >
+ <span>锛�3锛� 褰�<i>x</i>鈭堬蓟2锛�5锛芥椂锛屾眰鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑鏈�澶у�煎拰鏈�灏忓��.</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>
+ </p>
<div v-if="isShowAnswer22" >
- <p>锛�3锛� 鍥犱负锛�2锛�5锛解珛锛�1锛�+鈭烇級锛屼笖鍑芥暟鍦ㄥ尯闂达蓟1锛�+鈭烇級涓婃槸鍑忓嚱鏁帮紝鎵�浠ュ綋<i>x</i>鈭堬蓟2锛�5锛芥椂锛�</p>
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�3锛� 鍥犱负锛�2锛�5锛解珛锛�1锛�+鈭烇級锛屼笖鍑芥暟鍦ㄥ尯闂达蓟1锛�+鈭烇級涓婃槸鍑忓嚱鏁帮紝鎵�浠ュ綋<i>x</i>鈭堬蓟2锛�5锛芥椂锛�</p>
<p>鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑鏈�澶у�兼槸<i>f</i>锛�2锛�=-2<sup>2</sup>+2脳2+3=3锛�</p>
<p>鍑芥暟<i>f</i>锛�<i>x</i>锛夌殑鏈�灏忓�兼槸<i>f</i>锛�5锛�=-5<sup>2</sup>+2脳5+3=-12.</p>
+ </div>
+ <div class="bk">
+ <div class="bj1">
+ <p class="left"><img class="img-gn1" alt="" src="../../assets/images/tbts.jpg" /></p>
+ </div>
+ <p class="block">鍑芥暟鐨勫崟璋冩�ф槸瀵瑰畾涔夊煙鍐呮煇涓尯闂磋�岃█鐨�.涓�涓嚱鏁板湪鍏跺畾涔夊煙涓婁笉涓�瀹氬叿鏈夊崟璋冩�э紝浣嗘槸鍦ㄥ畾涔夊煙鍐呯殑瀛愬尯闂翠笂鍙兘鍏锋湁鍗曡皟鎬э紝杩欏氨鏄嚱鏁板崟璋冩�х殑灞�閮ㄦ�ц川.</p>
</div>
<p class="p-btn" >
<span>
@@ -1416,7 +1418,6 @@
</svg>
</span>
</p>
- <iframe src="https://www.geogebra.org/calculator" frameborder="0" class="iframe-box"></iframe>
<div v-if="isShowAnswer23" >
<p><span class="zt-ls"><b>瑙�</b></span>
浠诲彇<i>x</i><sub>1</sub>锛�<i>x</i><sub>2</sub>鈭堬紙-鈭烇紝+鈭烇級锛屼笖<i>x</i><sub>1</sub>锛�<i>x</i><sub>2</sub>锛岄偅涔�</p>
@@ -1435,6 +1436,7 @@
<p class="center"><img class="img-b" alt="" src="../../assets/images/0098-5.jpg" /></p>
<p class="img">鍥�3-13</p>
</div>
+ <iframe src="https://www.geogebra.org/calculator" frameborder="0" class="iframe-box"></iframe>
</div>
</div>
</div>
@@ -1943,6 +1945,15 @@
</svg>
</span>
</p>
+ <div v-if="isShowAnswer26" >
+ <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛�
+ 鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>3</sup>+<i>x</i>鐨勫畾涔夊煙鏄�<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼笖
+ </p>
+ <p class="center">
+ <i>f</i>锛�-<i>x</i>锛�=锛�-<i>x</i>锛�<sup>3</sup>+锛�-<i>x</i>锛�=-<i>x</i><sup>3</sup>-<i>x</i>=-锛�<i>x</i><sup>3</sup>+<i>x</i>锛�=-<i>f</i>锛�<i>x</i>锛�.
+ </p>
+ <p>鎵�浠ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>3</sup>+<i>x</i>鏄鍑芥暟.</p>
+ </div>
<p class="p-btn" >
<span>
锛�2锛� <math display="0">
@@ -1969,27 +1980,9 @@
</svg>
</span>
</p>
- <p class="p-btn" >
- <span>锛�3锛� <i>f</i>锛�<i>x</i>锛�=<i>x</i>+|<i>x</i>|.</span>
- <span class="btn-box" @click="isShowAnswer28 = !isShowAnswer28">
- <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>
- <div v-if="isShowAnswer26" >
- <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛�
- 鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>3</sup>+<i>x</i>鐨勫畾涔夊煙鏄�<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼笖
- </p>
- <p class="center">
- <i>f</i>锛�-<i>x</i>锛�=锛�-<i>x</i>锛�<sup>3</sup>+锛�-<i>x</i>锛�=-<i>x</i><sup>3</sup>-<i>x</i>=-锛�<i>x</i><sup>3</sup>+<i>x</i>锛�=-<i>f</i>锛�<i>x</i>锛�.
- </p>
- <p>鎵�浠ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>3</sup>+<i>x</i>鏄鍑芥暟.</p>
- </div>
<div v-if="isShowAnswer27" >
- <p>锛�2锛�
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>锛�2锛�
瑕佷娇鍑芥暟<i>f</i>锛�<i>x</i>锛夋湁鎰忎箟锛屽繀椤绘弧瓒�<i>x</i>鈮�0锛屾墍浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<i>D</i>={<i>x</i>|<i>x</i>鈮�0}锛屽浠绘剰<i>x</i>鈭�<i>D</i>锛岄兘鏈�-<i>x</i>鈭�<i>D</i>锛屼笖
</p>
<math display="block">
@@ -2051,8 +2044,18 @@
</math>鏄鍑芥暟.
</p>
</div>
+ <p class="p-btn" >
+ <span>锛�3锛� <i>f</i>锛�<i>x</i>锛�=<i>x</i>+|<i>x</i>|.</span>
+ <span class="btn-box" @click="isShowAnswer28 = !isShowAnswer28">
+ <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>
<div v-if="isShowAnswer28" >
- <p >锛�3锛� 鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i>+|<i>x</i>|鐨勫畾涔夊煙鏄�<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼絾鏄�</p>
+ <p > <span class="zt-ls"><b>瑙�</b></span>锛�3锛� 鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i>+|<i>x</i>|鐨勫畾涔夊煙鏄�<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼絾鏄�</p>
<p class="center">
<i>f</i>锛�-<i>x</i>锛�=锛�-<i>x</i>锛�+|-<i>x</i>|=-<i>x</i>+|<i>x</i>|=-锛�<i>x</i>-|<i>x</i>|锛夆墵-<i>f</i>锛�<i>x</i>锛�.
</p>
@@ -2091,6 +2094,13 @@
</svg>
</span>
</p>
+ <div v-if="isShowAnswer29" >
+ <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛�
+ <i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼笖
+ </p>
+ <p class="center"><i>f</i>锛�-<i>x</i>锛�=锛�-<i>x</i>锛�<sup>4</sup>=<i>x</i><sup>4</sup>=<i>f</i>锛�<i>x</i>锛夛紝</p>
+ <p>鎵�浠ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>4</sup>鏄伓鍑芥暟.</p>
+ </div>
<p class="p-btn">
<span>
锛�2锛� <math display="0">
@@ -2118,55 +2128,9 @@
</svg>
</span>
</p>
- <p class="p-btn">
- <span>
- 锛�3锛� <i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>2</sup>+<i>x</i>锛�
- </span>
- <span class="btn-box" @click="isShowAnswer31 = !isShowAnswer31">
- <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="p-btn" >
- <span>
- 锛�4锛�<math display="0">
- <mi>f</mi>
- <mrow data-mjx-texclass="INNER">
- <mo data-mjx-texclass="OPEN">(</mo>
- <mi>x</mi>
- <mo data-mjx-texclass="CLOSE">)</mo>
- </mrow>
- <mo>=</mo>
- <mfrac>
- <mn>1</mn>
- <mrow>
- <mi>x</mi>
- <mo>鈭�</mo>
- <mn>1</mn>
- </mrow>
- </mfrac>
- </math>.
- </span>
- <span class="btn-box" @click="isShowAnswer32 = !isShowAnswer32">
- <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>
- <div v-if="isShowAnswer29" >
- <p><span class="zt-ls"><b>瑙�</b></span>锛�1锛�
- <i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼笖
- </p>
- <p class="center"><i>f</i>锛�-<i>x</i>锛�=锛�-<i>x</i>锛�<sup>4</sup>=<i>x</i><sup>4</sup>=<i>f</i>锛�<i>x</i>锛夛紝</p>
- <p>鎵�浠ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>4</sup>鏄伓鍑芥暟.</p>
- </div>
<div v-if="isShowAnswer30" >
- <p>锛�2锛�
+ <p>
+ <span class="zt-ls"><b>瑙�</b></span>锛�2锛�
瑕佷娇鍑芥暟<i>f</i>锛�<i>x</i>锛夋湁鎰忎箟锛屽繀椤绘弧瓒�<i>x</i>鈮�0锛屾墍浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<i>D</i>={<i>x</i>|<i>x</i>鈮�0}锛屽浠绘剰<i>x</i>鈭�<i>D</i>锛岄兘鏈�-<i>x</i>鈭�<i>D</i>锛�
涓�</p>
<math display="block">
@@ -2230,18 +2194,57 @@
</mfrac>
</math>鏄鍑芥暟.
</p>
-
</div>
+ <p class="p-btn">
+ <span>
+ 锛�3锛� <i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>2</sup>+<i>x</i>锛�
+ </span>
+ <span class="btn-box" @click="isShowAnswer31 = !isShowAnswer31">
+ <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>
<div v-if="isShowAnswer31" >
- <p>锛�3锛�
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�3锛�
鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>2</sup>+<i>x</i>鐨勫畾涔夊煙鏄�<b>R</b>锛屽浠绘剰<i>x</i>鈭�<b>R</b>锛岄兘鏈�-<i>x</i>鈭�<b>R</b>锛屼笖
</p>
<p class="center"><i>f</i>锛�-<i>x</i>锛�=锛�-<i>x</i>锛�<sup>2</sup>+锛�-<i>x</i>锛�=<i>x</i><sup>2</sup>-<i>x</i>锛�</p>
<p>浣嗐��<i>f</i>锛�-<i>x</i>锛夆墵<i>f</i>锛�<i>x</i>锛夛紝涓�<i>f</i>锛�-<i>x</i>锛夆墵-<i>f</i>锛�<i>x</i>锛夛紝</p>
<p>鎵�浠ワ紝鍑芥暟<i>f</i>锛�<i>x</i>锛�=<i>x</i><sup>2</sup>+<i>x</i>鏃笉鏄鍑芥暟锛屼篃涓嶆槸鍋跺嚱鏁�.</p>
</div>
+ <p class="p-btn" >
+ <span>
+ 锛�4锛�<math display="0">
+ <mi>f</mi>
+ <mrow data-mjx-texclass="INNER">
+ <mo data-mjx-texclass="OPEN">(</mo>
+ <mi>x</mi>
+ <mo data-mjx-texclass="CLOSE">)</mo>
+ </mrow>
+ <mo>=</mo>
+ <mfrac>
+ <mn>1</mn>
+ <mrow>
+ <mi>x</mi>
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+ </math>.
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<div v-if="isShowAnswer32" >
- <p>锛�4锛�
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�4锛�
瑕佷娇鍑芥暟<i>f</i>锛�<i>x</i>锛夋湁鎰忎箟锛屽繀椤绘弧瓒�<i>x</i>-1鈮�0锛屾墍浠ュ嚱鏁�<i>f</i>锛�<i>x</i>锛夌殑瀹氫箟鍩熸槸<i>D</i>={<i>x</i>|<i>x</i>鈮�1}锛屽浠绘剰<i>x</i>鈭�<i>D</i>锛屼笉閮芥湁-<i>x</i>鈭�<i>D</i>鎴愮珛.
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<p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 灏忔潕浠嶢鍩庡嚭鍙戝埌B 鍩庣敤鏃�<math display="0">
<mfrac>
@@ -2462,13 +2444,34 @@
</math>.
</p>
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+ <p class="p-btn" >
+ <span>锛�2锛� 鐢诲嚭鍑芥暟<i>y</i>=<i>f</i>锛�<i>x</i>锛夌殑鍥惧儚锛�</span>
+ <span class="btn-box" @click="isShowAnswer34 = !isShowAnswer34">
+ <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 v-if="isShowAnswer34">
- <p>锛�2锛� 鍑芥暟<i>y</i>=<i>f</i>锛�<i>x</i>锛夌殑鍥惧儚濡傚浘3-24鎵�绀�.</p>
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 鍑芥暟<i>y</i>=<i>f</i>锛�<i>x</i>锛夌殑鍥惧儚濡傚浘3-24鎵�绀�.</p>
<p class="center"><img class="img-f" alt="" src="../../assets/images/0111-4.jpg" /></p>
<p class="img">鍥�3-24</p>
</div>
+ <iframe src="https://www.geogebra.org/calculator" frameborder="0" class="iframe-box"></iframe>
+ <p class="p-btn" >
+ <span>锛�3锛� 灏忔潕鍦ㄨ繑鍥濧鍩庨�斾腑锛�15锛�00鍒氬ソ鎺ュ埌瀹朵汉鐨勭數璇濓紝杩欐椂浠栬窛绂籄鍩庡灏戝崈绫筹紵</span>
+ <span class="btn-box" @click="isShowAnswer35 = !isShowAnswer35">
+ <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>
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<div v-if="isShowAnswer35" >
- <p>锛�3锛� 灏忔潕浠庢棭鏅�8锛�00鍑哄彂鍒�15锛�00锛屽叡缁忚繃浜�7h锛屾墍浠�<i>x</i>=7锛岀敱锛�1锛� 涓В鏋愬紡寰楀皬鏉庝笌<i>A</i>鍩庣殑璺濈涓�</p>
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�3锛� 灏忔潕浠庢棭鏅�8锛�00鍑哄彂鍒�15锛�00锛屽叡缁忚繃浜�7h锛屾墍浠�<i>x</i>=7锛岀敱锛�1锛� 涓В鏋愬紡寰楀皬鏉庝笌<i>A</i>鍩庣殑璺濈涓�</p>
<p class="center">-100脳7+750=50锛坘m锛�.</p>
<p>鎵�浠ワ紝灏忔潕杩斿洖A鍩庨�斾腑鎺ュ埌瀹朵汉鐢佃瘽鏃讹紝璺濈A鍩庡垰濂�50 km.</p>
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<p><span class="zt-ls"><b>瑙�</b></span>锛�1锛� 璁惧嚱鏁�<i>y</i>=<i>f</i>锛�<i>x</i>锛夌殑瑙ｆ瀽寮忔槸<i>y</i>=<i>kx</i>+<i>b</i>锛屽垯</p>
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<p>鎵�浠ワ紝鍑芥暟<i>y</i>=<i>f</i>锛�<i>x</i>锛夌殑瑙ｆ瀽寮忓彲琛ㄧず涓�</p>
<p class="center"><i>y</i>=-20<i>x</i>+1 200锛�30鈮�<i>x</i>鈮�60.</p>
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+ <p class="p-btn">
+ <span>
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+ </span>
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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>
<div v-if="isShowAnswer39" >
- <p>锛�2锛� 鐢遍鎰忓緱锛�<i>w</i>=锛�<i>x</i>-30锛�<i>y</i></p>
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�2锛� 鐢遍鎰忓緱锛�<i>w</i>=锛�<i>x</i>-30锛�<i>y</i></p>
<p>銆�銆�銆�銆�銆�銆�銆�銆�=锛�<i>x</i>-30锛夛紙-20<i>x</i>+1 200锛�</p>
<p>銆�銆�銆�銆�銆�銆�銆�銆�=-20<i>x</i><sup>2</sup>+1 800<i>x</i>-36 000锛�</p>
<p>鎵�浠ワ紝鍑芥暟<i>w</i>=<i>g</i>锛�<i>x</i>锛夌殑瑙ｆ瀽寮忓彲琛ㄧず涓�</p>
<p class="center"><i>w</i>=-20<i>x</i><sup>2</sup>+1 800<i>x</i>-36 000锛�30鈮�<i>x</i>鈮�60.</p>
</div>
+ <p class="p-btn">
+ <span>
+ 锛�3锛� 褰撻攢鍞崟浠蜂负澶氬皯鏃讹紝璇ユ壒鍙戝晢姣忔湀鍙幏寰楁渶澶у埄娑︼紵鏈�澶у埄娑︽槸澶氬皯锛�
+ </span>
+ <span class="btn-box" @click="isShowAnswer40 = !isShowAnswer40">
+ <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>
<div v-if="isShowAnswer40" >
- <p>锛�3锛� 鐢憋紙2锛� 鐭ワ紝<i>w</i>=-20<i>x</i><sup>2</sup>+1 800<i>x</i>-36 000锛�30鈮�<i>x</i>鈮�60锛岄厤鏂瑰緱</p>
+ <p> <span class="zt-ls"><b>瑙�</b></span>锛�3锛� 鐢憋紙2锛� 鐭ワ紝<i>w</i>=-20<i>x</i><sup>2</sup>+1 800<i>x</i>-36 000锛�30鈮�<i>x</i>鈮�60锛岄厤鏂瑰緱</p>
<p class="center"><i>w</i>=-20锛�<i>x</i>-45锛�<sup>2</sup>+4 500.</p>
<p>鎵�浠ワ紝褰�<i>x</i>=45鏃讹紝<i>w</i>鐨勫�兼渶澶э紝鏈�澶у�兼槸4 500.</p>
<p>绛旓細褰撻攢鍞崟浠蜂负45鍏冩椂锛岃鎵瑰彂鍟嗘瘡鏈堝彲鑾峰緱鏈�澶у埄娑︼紝鏈�澶у埄娑︽槸4 500鍏�.</p>
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