1 . 已知集合
,
,
.
(1)求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b33fc4adddd9fe10baf7a51ab7a0602.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e94e8c67665ecdb5c32db9b7c3c6930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4ddddf266aa6ba411c71bb85ce74be.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3662b24ada314b9bd748f3f6519bf4ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
2 . 已知集合
,集合
,
(1)当
时,求集合
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d07d47cf1658f524d65d693cca1e634.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aacdddc94bfc7fcc3e7b5c5be1a0962.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/451b1923f70f26e57c557ffe606f7016.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eceac03b1f703d7666d91f1fc952cfad.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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2020-03-15更新
|
635次组卷
|
2卷引用:山东省淄博市四中2015-2016学年高一上学期学分认定模块考试数学试题
3 . 已知集合
,
,则下列结论不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e301a893b4e5f9ed35fd913db9c32c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d381490baa0956cf2bdd3b21a2a43397.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 集合
,
,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd21344604e9e5541e7713d28bb630ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/001d1e2ee5e1548cb699a4c4926c63f7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2017-10-20更新
|
768次组卷
|
4卷引用:2019年浙江省普通高中学业水平名师预测卷(三)
解题方法
5 . 已知集合
,关于x的不等式
的解集为N,若
,则实数c的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39df040f267d84d2937cf97c512b3a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12d93c4c6289174ef305962d56045fc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2333f966f6ec29f0661f93d99b055cd5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 集合
,
,若
,则实数
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/857f9714cce576c2e77b925edb9c9621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec94a2bfbb565583979081c0b526a2c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
2011高二上·山东潍坊·学业考试
名校
7 . 已知集合
,
.
(1)当
时,求
;(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b856f13aca68e18011f28eaa3995505e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/479bae26e5cbb8d7bcd50d1121202f16.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
8 . 对于函数
与
,记集合
.
(1)设
,求集合
;
(2)设
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4e3607e4bf93211b13f845f44893b00.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1e5c69cfff3c3ac842297e0ee9af68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a00606a7fafb0a948a31739bfe79fcae.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bda1c59de5ced0564996c247d0fa7485.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef087c7bbc46880935b88a4affd26fb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2018-04-14更新
|
299次组卷
|
2卷引用:2016年上海市普通高中学业水平考试数学试题
10-11高一上·重庆·阶段练习
9 . 下列说法正确的是
A. ![]() | B. ![]() | C. ![]() | D. ![]() |
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2012高一·安徽滁州·学业考试
10 . 设集合M =,N =
,则
A.M=N | B.M![]() | C.M![]() | D.M![]() ![]() |
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