1 . 已知集合
,
.
(1)当
时,求
和
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1d117fe59886aca2062ddecb8847d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926096b0e3d966ab7f9fb2c29a539284.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb15c78da33816eeb1af1990bfdcacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
2 . 设全集
,集合
,
.
(1)求
;
(2)当
时,求
;
(3)若
,都有
,直接写出一个满足条件的m值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2c60a454ca65666862731bb12eaede.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8c3c4d206871c1e365f60e0aa72a6ab.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c093cbde3d3472d1f7f2b0dff2bc4881.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd170c506a8ce70f550f5751ae016ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
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3 . 已知集合
,
,若
,且
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bad43ed399785403a1cb3f070f9b26c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e91bc2a578364e7c9980f54c142e770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c3056c140df92836ff95dc3a6753ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af958d6c104355d6daf0d205204ec760.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知全集
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9ebe820f4cdde6c9cc7eca04bb84329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715476727accc3c6b3c71f2f25c3aaad.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
5 . 已知集合
,
.
(1)求
;
(2)集合
,若“
”是“
”的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f654c15d5b9e25c79e204dc2929359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5195559ce048a7ef68ebeeb7a497348b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a964b99d839b459f7f14af1d512edcf4.png)
(2)集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ea947bc3baa14618c114b23432f6830.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
6 . 已知全集
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9d4ad0eb61529f48b4e5fe726a662f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fed3bd5bc925cf990e057f43395bff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a447ae57f19498be3230343538585bb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8596c1dd23b5310a76f7178906ec2f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c14d334eb4e79ee46e3834e3881a15.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知集合
,
,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53bada667294e4263f587ca1059cd307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9ecf370a621912e149c8e346606b05d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00e3d6dde41f1e059b0b4431aecb2744.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
9 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e30ef9b3dec534565c65381a4503b1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a278d66cbdab9091ae446bef3259d2d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef74e359b347e0f35b30983329acc367.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-16更新
|
331次组卷
|
3卷引用:山西省2024届高三上学期优生联考数学试题
2024·全国·模拟预测
解题方法
10 . 若集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135fcb19e583fbd5ac830b77a02f9ba4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次