关于x的不等式
的解集为M.
(1)若
,求正整数k的值;
(2)若M为全体实数,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eedf8affd2ac3f86f324f91a399a6f6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fefe237385a2dc1b005d8dc61ef56eb.png)
(2)若M为全体实数,求实数k的取值范围.
更新时间:2023-12-18 13:16:32
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【推荐1】已知函数
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【推荐2】已知关于x的不等式
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(1)当
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②
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(1)当
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②
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