解题方法
1 . 设集合
.
(1)求集合
;
(2)记
或
,若“
”是“
”的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8e319db1b2a17d189380c7be96ad7b7.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87be169c9de9699dc620ee3bc990ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/782fff38dd580d4fa9b0be6796ecbbef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.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
2 . 下列说法正确的是( )
A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() ![]() |
您最近一年使用:0次
解题方法
3 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1af1766c4ac535acb8617fde03ad15.png)
(1)当
时,求
;
(2)设
,
,若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1af1766c4ac535acb8617fde03ad15.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c7a1d739890a8951586e23b78b035bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
4 . 已知集合
,其中
,且
,若
的所有元素之和为20,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7349abd0c9ebca535c5aea6eb39e2d21.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf0059d58a8a4b4ccbcb320c4888cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/465ebb9590f0c160214382d84ffec71e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f56684a361fbf19bde8669177d991e8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7349abd0c9ebca535c5aea6eb39e2d21.png)
您最近一年使用:0次
2023-10-13更新
|
152次组卷
|
6卷引用:贵州省遵义市2023-2024学年高一上学期10月月考数学试题
名校
解题方法
5 . 已知集合
或
,集合
.
(1)若记符号
,在图中把表示“集合
”的部分用阴影涂黑,并求当
时
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a32a9eea6528dcbc7a9165ffd164b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49a90e6e45711ed98057dad1d3b6d6fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4b170cd40c49a35e78d63123a042e8b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/30/44c56a93-92cb-422a-b87a-3dc19a63d65e.png?resizew=150)
(1)若记符号
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/511026279b3283c9181424ec0b802f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
6 . 已知集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9abf752dce956c25c80c22fb03e15dc.png)
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4fa7f541be676dee0b2f9ec7ad965db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9abf752dce956c25c80c22fb03e15dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7b4be1fba121ac6591a7294415e8634.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bd2c71245a9d3254a2a38695b045909.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知集合
,
.
(1)当
时,求集合
;
(2)若
,
满足:①
,②
,从①②中任选一个作为条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac17aa4c54944bb0a4bc91f762ebe700.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9bf6218897049e5987a04ed09f38c20.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-03-08更新
|
1112次组卷
|
10卷引用:贵州省黔东南州2022-2023学年高一上学期期末文化水平测试数学试题
贵州省黔东南州2022-2023学年高一上学期期末文化水平测试数学试题(已下线)第3课时 课中 交集、并集(完成)山西省运城市稷山县稷山中学2023-2024学年高一上学期学科素养数学试题(已下线)1.3 集合的基本运算(精练)-《一隅三反》北京市中国人民大学附属中学2023-2024学年高一上学期10月月考数学试题(已下线)第01讲 集合(练透8大重点题型)-【练透核心考点】(已下线)专题03集合的运算-【倍速学习法】(人教A版2019必修第一册)(已下线)专题01 高一上期中真题精选 【考题猜想】-期中考点大串讲(人教A版2019必修第一册)(已下线)第一章 集合与常用逻辑用语(知识归纳+7类题型突破)-速记·巧练(人教A版2019必修第一册)山西省大同市云冈区汇林中学2023-2024学年高一上学期11月期中数学试题
8 . 设集合
,
,
.
(1)若
,
,求实数
,
的值;
(2)若“
”是“
”的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f368a0b702e747116fb4fea27072b056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e52414cb4036f44715ba86126631a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67b7bd41f91baf1a5abd5168b013e824.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d7f14bf7f60fe19b509223284455f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a485af27b40b8aab347eca1aa660e699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
9 . 已知集合
或
,集合
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/e6988e41-2b2b-4931-818e-b33a45e21461.png?resizew=176)
(1)若
,求
和
;
(2)若记符号
,在图中把表示“集合
”的部分用阴影涂黑,并求当
时
;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95fb92d5b129640d582fd993cd8b0884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3d483587c95ec323e8fdd68f6f591b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8904ce5a700988ba498ff38a718b268b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/e6988e41-2b2b-4931-818e-b33a45e21461.png?resizew=176)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若记符号
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8fc47d0249c63077fc0fd76946fbc73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.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
10 . 已知集合
,
,
.
(1)求
;
(2)求
,并写出
的所有子集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ec8b6fb910d2c8c20ffb3833879861c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6250bbbb98b3ca3ca52299fba5a24292.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90bbef678566bfa324d3e2bae2b244e6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/323b7a0ca1495a6759045afb3255d33e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/323b7a0ca1495a6759045afb3255d33e.png)
您最近一年使用:0次
2023-01-04更新
|
458次组卷
|
8卷引用:贵州省黔西南州顶兴学校2023-2024学年高一上学期第二次月考数学试题
贵州省黔西南州顶兴学校2023-2024学年高一上学期第二次月考数学试题广西玉林市第十一中学2022-2023学年高一上学期11月期中考试数学试题(已下线)第2课时 课后 子集、全集、补集(完成)青海省海东市第一中学2022-2023学年高一上学期第三次月考(12月)数学试题甘肃省武威市天祝藏族自治县第一中学2023-2024学年高一上学期第一次月考(9月)数学试题江西省唐彩高级中学与欧阳修高级中学2023-2024学年高一下学期第二次联考数学试题河南省濮阳市清丰县城镇育才学校2023-2024学年高一上学期12月月考数学试题陕西省榆林市第一中学2023-2024学年高一上学期选课走班暨期中考试数学试题