名校
解题方法
1 . 为了绿化城市,拟在矩形区域
内建一个矩形草坪(如图矩形
),另外
内部有文物保护区不能占用,经测量
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/10/993db47f-14d8-4b50-b445-580765410f70.png?resizew=182)
(1)求线段
所在的直线方程;
(2)求草坪面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271aceb13f86a31341c1342a30c09040.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6392a105a2ad40ad9183fbdf129b141.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7cad3bf32a25c608049a075934b365e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecbc48dfda94669b95969cc4be0f7d38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc2b70102a0585d43fb1f943432a8a0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2be164f898d0a45fd6426a6b625c583e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/10/993db47f-14d8-4b50-b445-580765410f70.png?resizew=182)
(1)求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
(2)求草坪面积的最大值.
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2021-10-09更新
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147次组卷
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2卷引用:重庆市外国语学校(四川外国语大学附属外国语学校)2021-2022学年高二上学期9月月考数学试题