已知不等式
,其中
,
.
(1)若
,解上述关于
的不等式;
(2)若不等式对
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71ff1d9adfe17866873f62d7028863e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36b234ba460321e811de1729eadd4b6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55aa0a20848c37c1892c567b2315e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若不等式对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4513e37643b2df716e820951f3bd460f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
更新时间:2022-11-24 22:02:07
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解答题-问答题
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适中
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解题方法
【推荐1】已知全集
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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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解答题-问答题
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/3/94d32806-3c3c-4dee-8423-0a31ee169b3d.png?resizew=175)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5daacfca03b233bee267ed7410cd43c7.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/437ec1fd503db368949231bfebca88f5.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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