10-11高二·山西·阶段练习
解题方法
1 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c111d6100790627c0416fbc45d1073b.png)
(1)求函数
的极大值;
(2)若
时,恒有
成立(其中
是函数
的导函数),试确定实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c111d6100790627c0416fbc45d1073b.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df016d7d67c631f1c1e496999e670947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d0fe49e979af6ccb94b3bacd0521558.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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