已知函数
在
与
处都取得极值.
(1)求a,b的值;
(2)若对
,不等式
恒成立,求c的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ae06c488100e31570805778b1d322e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(1)求a,b的值;
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ac6a2f7366e0190592444bb60d3cea4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81409b552d1eadad9a7ed7e0e8cb5d3.png)
更新时间:2020-05-14 09:43:17
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解题方法
【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b52060fb4b14bc112655f904667ce78.png)
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