名校
解题方法
1 . 已知集合
.
(1)若
,求
;
(2)若“
”是“
”的必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d04b0ee653d4eb7340777ab1e8565e12.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-02-27更新
|
255次组卷
|
2卷引用:安徽省淮南市2023-2024学年高一上学期期末联考数学试卷
名校
解题方法
2 . 已知集合
.
(1)若
,求实数
的取值范围;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29f742e592b3ecceb8c262be8baf7ca.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2333f966f6ec29f0661f93d99b055cd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4815b1d16a7ae485ff0bba0b397e893.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-11-29更新
|
493次组卷
|
4卷引用:安徽省淮南市淮南四中2023-2024学年高一上学期第二次段考数学试题
安徽省淮南市淮南四中2023-2024学年高一上学期第二次段考数学试题甘肃省金昌市永昌县第一高级中学2023-2024学年高一上学期期中数学试题湖北省黄冈市黄梅县黄梅国际育才高级中学2023-2024学年高一上学期12月月考数学试题(已下线)高一上学期期末数学模拟试卷(第1-8章)-【题型分类归纳】(苏教版2019必修第一册)
名校
3 . 已知集合
,
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ad3a54de529d947f76f1f2ae2a7f14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebf488e2e1e9b689ad16748dbd9474e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.0 | B.3 | C.![]() | D.3或0 |
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2023-11-16更新
|
225次组卷
|
4卷引用:安徽省淮南市淮南四中2023-2024学年高一上学期第二次段考数学试题
解题方法
4 . 已知集合
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740d6c71fa0a3208509156d0380a1e58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
您最近一年使用:0次
名校
5 . 已知集合
,则
中元素的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced47e7d7a10920507d04d08fd4339e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
A.1 | B.5 | C.6 | D.无数个 |
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2023-10-20更新
|
236次组卷
|
2卷引用:安徽省淮南市兴学教育2023-2024学年高一上学期阶段综合测数学试卷
解题方法
6 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e59e38a5b6cd478fac5e4d8ab75d95e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fc020d3a50e0f611295f1cf2f4e7a8f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e69866076dcff686a05e9e91e61e68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a35cb1ca80751bbad5cd2b1b67950a12.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
7 . 已知命题
:
,
为真命题.
(1)求实数
的取值集合
;
(2)设集合
,若“
”是“
”的必要不充分条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5fe274cfc8da2dacfb65801f344ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/886606543383d11a4db8f21ac1e4e3bf.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/182ecef796e5690d19cc51c39a16db73.png)
![](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)
您最近一年使用:0次
名校
8 . 集合
用列举法可表示为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/631f8670fa2f7e2639c0ae40a47618cf.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-10-19更新
|
373次组卷
|
2卷引用:安徽省淮南第三中学2023-2024学年高一上学期10月月考数学试题
名校
9 . 设集合
.
(1)
,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59df404fd68a4c43667d517f78aa6c14.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
10 . 集合
,集合
,且
.
(1)求
、
的值;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/640367d49c357202cb166936a9179437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/032f8f9c79e8cd542a90d7a028ef9e06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a8216a51e8f3648a62ba28d7ae72702.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
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2023-10-07更新
|
245次组卷
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3卷引用:安徽省淮南第四中学2023-2024学年高一上学期第一次段考数学试题