已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f02a64b5d927a961ba9e5be71310c1.png)
(1)若
,证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/257e0a13428a004a923b59d092cf77de.png)
(2)设
,若
对任意
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f02a64b5d927a961ba9e5be71310c1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/257e0a13428a004a923b59d092cf77de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10876fed4e3c2bdd48dcac00c64e0c3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447d6f62c09c1d05346fd16a24159f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
更新时间:2023-11-13 13:42:36
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
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