已知函数
在
处有极值
.
(1)求a,b的值;
(2)判断函数
的单调性并求出单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa69fc231690b3dafe7a2e1b6cea6303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
(1)求a,b的值;
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
15-16高二上·湖南株洲·期末 查看更多[8]
更新时间:2020-05-08 21:14:47
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