已知集合
,
,
.
(1)求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57594f140bc903a3501a22d9da9dc91f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ab0cef4581307b5a4333e7a52cad4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04132596c382e86d207fba81af05ee5a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10c9520bbe054b90a816abb58695e89b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22882310035db6d3d953e060b0c91733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2021-03-05 20:52:03
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(Ⅰ)求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
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【推荐2】已知
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【推荐1】已知集合
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a1bc4f777e845bb1f573cabc5d228a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e05a6130a98ba7fab7df4a00711178.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682ecfd0d8b9b413e2b5b4b1e7d5f79.png)
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(Ⅱ)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/443fa14e7772552da73fe35545fb8ee9.png)
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