设全集
,集合
,
.
(1)若
时,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22d8d01b213bb582fd4af8cec1831e36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6e6ae5cf5ee5fcba29cf873bbf6d006.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd845c0e77c37039d22f9c7a189a51a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03f52f1976a94ed98cdf197acf84583.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b86b0fb7d3a9cffff9727d454aee59e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
21-22高一·全国·期中 查看更多[3]
(已下线)卷01 集合与常用逻辑用语 章末复习单元检测(易)-2021-2022学年高一数学单元卷模拟(易中难)(2019人教A版必修第一册)(已下线)专题04 集合与常用逻辑用语基础题型汇总-2021-2022学年高一《新题速递·数学》(人教A版2019)四川省绵阳市江油市江油中学2021-2022学年高一上学期10月月考数学试题
更新时间:2021-08-23 08:15:25
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【推荐1】已知集合
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【推荐2】已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09aafdce75911c8c904f4b535c510663.png)
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【推荐1】设全集U=R,集合P={x|-1<x≤0},Q={x|x2-3x-4=0}.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62b768c065079406f8b29d2dcee0636.png)
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