已知集合
且
.
(1)若“命题
”是真命题,求m的取值范围.
(2)“命题
”是真命题,求m的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047721dfc1a9638d54cd4ddc1ba0e471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928cd155cf20033821c58ab602111bd6.png)
(1)若“命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0b6f4647c507374ef626dd71713d579.png)
(2)“命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d975d5413e51d47c275f5943c4198460.png)
更新时间:2021-11-28 22:03:57
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