已知函数
.
(1)求
的单调区间:
(2)若
有两个零点
,求a的取值范围;
(3)当
时,
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb52e4be56256cd59af5c850a4c752c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d38919c6e5901e23544c419a1f4dbf9.png)
更新时间:2023-03-03 20:57:57
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【推荐1】已知函数
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(1)若
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【推荐2】已知函数
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【推荐2】已知函数
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