名校
1 . 如果方程
能确定y是x的函数,那么称这种方式表示的函数是隐函数.隐函数的求导方法如下:在方程
中,把y看成x的函数
,则方程可看成关于x的恒等式
,在等式两边同时对x求导,然后解出
即可.例如,求由方程
所确定的隐函数的导数
,将方程
的两边同时对x求导,则
(
是中间变量,需要用复合函数的求导法则),得
.那么曲线
在点
处的切线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2329774440278b274651ca465704a856.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d318c5ba5c7154bbcc95f8ec8e3d4a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe744d4980ba5e09c4074e0643e635.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e70497c791fd23d1f37a544f2f73f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4d2174f411d9db6ab7b2aea47818cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f76f3dbccb8db423d81c796cf1e8f4d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6f58a44e22ec20612a8aacba7295e4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96932f0ba294e407eabb7b1e324e66c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/100e975b1e92a21f9533b42f8cd7d258.png)
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A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-04-18更新
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4卷引用:广西南宁市2024届普通高中毕业班第二次适应性测试数学试题