1 . 设全集
,
,
.
求(1)
,
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beeda845e2cccfc4a25902919006de4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b84410989a93f96993ca58bc4722de1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d243a40e535af0ce216f6c38f4ceab4f.png)
求(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5207a956f783588ad0f1df179de2dc46.png)
您最近一年使用:0次
2020-12-23更新
|
413次组卷
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4卷引用:安徽省六安市霍邱县第一中学2020-2021学年高一上学期段考数学试题
名校
2 . 设集合
..
(1)若
,求
.
(2)
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a746153b10ae01ac866f91cf75ad00a6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c7a1d739890a8951586e23b78b035bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2020-08-09更新
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7卷引用:吉林省公主岭市第一中学2019—2020学年高一上学期期中数学理科试卷
名校
解题方法
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/543eacc37cab2a4bf0114bd363e35510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5645c662cb0ff137efc43a7869f372c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e5e1e33c1259195f7bb0198a3e6f65a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-10-15更新
|
228次组卷
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6卷引用:吉林省四平市铁东区第一高级中学2019-2020学年高一上学期期末数学试题