已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cba1effecd2347918494e7f07ea6236.png)
(1)当
时,求
的单调性;
(2)求证:
有唯一实数解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cba1effecd2347918494e7f07ea6236.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc2d3df37e73a8abea815f37dbb3fff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
更新时间:2023-07-21 17:06:37
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