名校
1 . 已知集合
或
,
.
(1)若
,求
,
;
(2)若“
”是“
”的必要不充分条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53afddecd876da4636c300c3fda890c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadfd692a18cd9f601afd354ae2ca6fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccba3a4624ae0df32661d5f3d656daf7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6f21ff6e69a14998bf5f2cbb0292ec.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-11-28更新
|
466次组卷
|
3卷引用:内蒙古赤峰市赤峰实验中学2023-2024学年高一上学期期中数学试题
2 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16fd47946058d84344a05d2169119f6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df690013cbf03af09473d6529cedaa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bb03b129bafabaddf69253c98b7909c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
3 . 如图,
是全集,
是
的3个子集,则阴影部分所表示的集合是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26cf1fb55fd7476ad46749e5695ae878.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/29979c44-1a0d-43c8-a7d8-5ecb9be9330b.png?resizew=160)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-11-27更新
|
87次组卷
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3卷引用:安徽省淮北市树人高级中学2023-2024学年高一上学期第一次阶段考试数学试题
安徽省淮北市树人高级中学2023-2024学年高一上学期第一次阶段考试数学试题陕西省西安市长安区第一中学2023-2024学年高一上学期第一次质量检测数学试题(已下线)专题01 集合及其运算2-【寒假自学课】(苏教版2019)
名校
解题方法
4 . 已知全集
,集合
,
,那么阴影部分表示的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5614da64757d33802eb4b9c53d589c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b184264a4f070bd3941774cee3d3e00d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-11-26更新
|
1130次组卷
|
5卷引用:山东省临沂市2023-2024学年高一上学期期中考试数学试题
山东省临沂市2023-2024学年高一上学期期中考试数学试题江苏省苏州市相城区望亭中学2023-2024学年高一上学期12月阶段性检测数学试卷湖北省武汉市(武汉六中)部分重点中学2024届高三第二次联考数学试题河南省信阳市浉河区信阳高级中学2023-2024学年高三下学期2月月考(高考模拟卷(二))数学试题(已下线)湖北省武汉市(武汉六中)部分重点中学2024届高三第二次联考数学试题变式题1-5
解题方法
5 . 设全集
,
,
,则
的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b92fc7468f3b941be156d0d36971b2bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054e4c3c2ca0316410a07542f6301f70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d180c600efe0e9df9fab937492eb817.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
6 . 已知全集
,集合
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e502e49f595632aca948c24f91b7aac1.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/162bf32787473370e516d282d259a238.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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7 . 已知
,记符号
表示不大于x的最大整数(例如:
,
).若集合
,
或
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a732c76bfa47598d88b0fc9ac0c33bf.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe1e778c9e668594c42b77459328c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a090ab1d3413d618f80e175c28d0b04f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5654516c4742a78590f7c051e18fd9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f728eb85964cdc4d2dc3ffc87eb540.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5806497d3b5ec15d89eef8202d54d7a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a732c76bfa47598d88b0fc9ac0c33bf.png)
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解题方法
8 . 已知集合
,
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd9c7231464c17b412d8ee08848f095.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/459e95b0bced781aa8a75a74ab6ceeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bdd94e24c0855e2f7eb9d3cbeca12c8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4617496fec0ae546684989388b91b2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5649b24ed74fe42d8c3ecb7547329b5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9caff02ea7e3c60b01924275edafc051.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/317b98d992155c2d45ca0740cf689980.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f95343d9730bd11a0ee2099b7c1c80.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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