已知函数
(
).
(1)当
时,求
的单调区间;
(2)若函数
有两个不同的零点
,
,证明:
.
(其中
是自然对数的底数)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8979242aa063e1f2a7b4e944a86b41b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae8d761c7aebbbc608bcdfb63a01ea4.png)
(其中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/594663e98b797cdc4efbd098cc15854f.png)
更新时间:2022-11-04 10:56:41
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9c028b2602a85f0dd54d2baa21f94b3.png)
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【推荐1】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff60eab72de85437e12806474281612.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8433ca05d7bf0987ee16c0f3b506dff.png)
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