已知函数
的定义域为
,当
时,
,且对任意
满足
.
(1)求
的值;
(2)判断
的单调性,并加以说明;
(3)当
时,试比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a51fe74d3a239f762e2e1784f62e3e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f5498668c20923f3ff17e0ce792b185.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bceb4140c7abe75727d6dec0fd4ace.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6c1829bbdfbee93d452a9d6bc375016.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5de0dce345ab3aa3481da10e3943a00f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fef9f283d686d73f9bd5d84bb1f90fa.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a51fe74d3a239f762e2e1784f62e3e6.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e38d9b5e5dd8a7656077b3341004447.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4fd5efd31e4a17c37c0b6e1d636f866.png)
更新时间:2021-01-19 20:34:18
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