数学

闫增涛

2024-11-20 69305b78731397638b497360892a416b41fcbf7b

 src/books/mathBook/view/components/chapter002.vue

@@ -1374,7 +1374,13 @@
            <p>①<i>y</i>=<i>x</i><sup>2</sup>-3<i>x</i>-4， ②<i>y</i>=<i>x</i><sup>2</sup>+<i>x</i>+2，
              ③<i>y</i>=<i>x</i><sup>2</sup>-6<i>x</i>+9.</p>
            <p>（1） 分别画出它们的函数图像；</p>
            <paint :page="51" :imgUrl="this.config.activeBook.resourceUrl + '/images/a6fe3d63.png'" />
            <!-- <paint :page="51" :imgUrl="this.config.activeBook.resourceUrl + '/images/a6fe3d63.png'" /> -->
            <graffiti 
                :page="51" 
                :bcImg="this.config.activeBook.resourceUrl + '/images/a6fe3d63.png'"
                :imgWidth="520"
                :imgHeight="494"
              />
            <p>
              （2） 根据函数图像写出<i>y</i>=0，<i>y</i>＞0，<i>y</i>＜0时所对应的<i>x</i>的值或取值范围.
              <span class="btn-box" @click="isShowAnswer = !isShowAnswer">
@@ -3656,6 +3662,7 @@
  return obj
}
const showObj = handleShow(30)
import graffiti from '@/components/graffiti/index.vue'
import paint from '@/components/paint/index.vue'
import examinations from '@/components/examinations/index.vue'
export default {
@@ -3669,7 +3676,7 @@
      type: Object,
    },
  },
  components: { examinations, paint },
  components: { examinations, paint,graffiti },
  data() {
    return {
      collectImg: require('../../assets/images/icon/heart.png'),