已知函数
,
是
的导函数.
(1)求函数
在
处的切线方程;
(2)证明:函数
只有一个极值点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c053f7f92596fdbbccb8a60ce78f34b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
更新时间:2023-01-03 20:25:21
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适中
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【推荐1】已知曲线
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e3f374afc163bbf0dc247db020507e.png)
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【推荐2】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
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名校
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解题方法
【推荐2】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150e8e4ca6aa729a72a6a17c36b8ebfe.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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适中
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