名校
解题方法
1 . 已知全集
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7b1f81ac4f1fee3b9da56aca52ca79f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7508f050b4cd6dd89739955325f539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0138bfb7407fc0af212dc439d705cfb3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-30更新
|
581次组卷
|
2卷引用:江西省鹰潭市2024届高三第二次模拟考试数学试卷
2 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/645cfe9c8e8231c938dab02a5f1ec859.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b591e28982cd82d1f76952dcc774cf54.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-29更新
|
731次组卷
|
2卷引用:江西省南昌市第十九中学2024届高三下学期第四次模拟考试数学试卷
名校
3 . 已知全集
,集合
,集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d19c887002cc13f351b14b929c02d1d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17bc54fa2033989b6829b201cc29f0b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e41d32e3a0529f5c7760a263d4389449.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d19c887002cc13f351b14b929c02d1d.png)
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2024-04-15更新
|
436次组卷
|
2卷引用:江西省上高二中2024届高三适应性考试数学试卷
解题方法
4 . 已知集合
,集合
,若
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfdb24baeec90d9f068358025ce9584e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febe602ddef165d95e545631b2a257fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7bb05dc03c682e052bef3b7bb78c9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 设全集为R,集合
则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d9da9e18f8436090391df2ff26ef0a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88a74b8f22c6eba07b4463a24199c7b1.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-03-14更新
|
594次组卷
|
4卷引用:江西省九江市同文中学多校联考2024届高三下学期3月月考数学试题
6 . 已知集合,则
( )
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
7 . 已知
,集合
,
.
(1)若
,求
;
(2)若“
”是“
”的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e37c35e33ffa1a55a0693ae2319da91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b3cbe0e66f91954f02b91dd70e7a4f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97657d2f5d3c313bb612addd773cb4e0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aeec5a1f1bb49c8270e206fa892f372.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
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2024-02-17更新
|
444次组卷
|
4卷引用:江西省萍乡市2023-2024学年高一上学期期末考试数学试题
解题方法
8 . 如图,全集为U,集合A,B是U的两个子集,则阴影部分可表示为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/13/6070225c-0e78-41a5-af3d-fa25a5413a29.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/13/6070225c-0e78-41a5-af3d-fa25a5413a29.png?resizew=151)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 若集合
,
,则图中阴影部分表示的集合中的元素个数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/32acd49d-2601-4c69-8a41-e3d5f53fa59a.png?resizew=138)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/043f3f5b5238b377373c4ab58be2fec6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf5ff6e6eaff204e611e9ae90683d8c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/32acd49d-2601-4c69-8a41-e3d5f53fa59a.png?resizew=138)
A.3 | B.4 | C.5 | D.6 |
您最近一年使用:0次
解题方法
10 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6942a3d0a33c9dd65d51d4e71a94c3e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/812d18cb366984ccd92940807590e6c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3b9f7e84867b71bdb8f0d7fd48bd582.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次