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1 . 设集合
,
,若
, 则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552d541252509315d44dcf36638cc155.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd272c554d81d4002e450e7de98b9de7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.1 | B.![]() | C.2 | D.![]() |
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名校
2 . 设若
,
,则
,实数
的取值集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ecd0c5c49083e5934e7ea27bb496673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f9e34dc95ad386af8327c1814bc1012.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知全集
,若
,且
则集合A有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/526fc782dec6e08d9a00ffbfe9191c6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdab2db0a5f33a1dd2e67999b21a5b68.png)
A.1个 | B.2个 | C.3个 | D.4个 |
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名校
4 . 已知集合
,
,若
有且只有2个元素,则a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2099afff09b0f8e001a9eabd0b63f996.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/664b62486e2cf8234ffde6df747311e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-04-17更新
|
740次组卷
|
4卷引用:重庆市2022届高三学业质量调研抽测(第二次)数学试题
名校
5 . 已知集合
,
,且
,则a的取值范围可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5e15f4885ca4b49ee1915bb86e5ac4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c71bd2f34933f3ba4836f6c5e68b433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ee6949d62c83f0766b0b6afe647c36.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-10-30更新
|
1984次组卷
|
4卷引用:重庆市第八中学2022届高三下学期调研检测(五)数学试题
重庆市第八中学2022届高三下学期调研检测(五)数学试题福建省泉州科技中学2021-2022学年高一上学期第一次月考数学试题(已下线)数学-2022届高三下学期开学摸底考试卷(山东专用)(已下线)专题1 子集、交集、并集、补集之间的关系式
名校
6 . 已知集合
,
,
,
,则实数
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552e5ccb370035f6bc6d029f85d394ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34a89c09d40f1ca26c70beadd071658b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bce6a11de07e228b5e6917560c3280f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c6551ee063ba33d1896f24275f921a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() ![]() | C.![]() | D.![]() ![]() |
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2019-06-21更新
|
325次组卷
|
5卷引用:【省级联考】重庆市2019届高三高考全真模拟考试(文)数学试题