名校
1 . 集合
,则
的子集个数为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbe5954cd4a8c3992edd8555281180ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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2017-12-07更新
|
409次组卷
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2卷引用:四川省眉山中学2017-2018学年高一上学期期中考试数学试题
2 . 设全集
,集合
,若
,则这样的集合
的个数共有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39092c047f976f7630768f6ea66d7351.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e631e6f6932e466ae8282b5ec03e0a0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75262252746c8e2946d32210e7e23ef1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2017-11-16更新
|
413次组卷
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2卷引用:四川省成都外国语学校2017-2018学年高一上学期期中考试数学试卷
名校
3 . 若集合
,
,集合
.
(Ⅰ)求
;
(Ⅱ)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29cd08f05c300fd7150ff237d9279feb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5af2509ee0a598f0c46259895fc555a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2af74ead290d823b40b8d2d327a4aa8a.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22882310035db6d3d953e060b0c91733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2017-08-13更新
|
1169次组卷
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5卷引用:四川省泸州市2016-2017学年高一下学期期末考试数学试题
解题方法
4 . 设集合
,
,
.
(1)求
;
(2)若集合
,求
的子集个数并写出集合
的所有子集;
(3)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0e64ae0894694b96e5a45fe46e026e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5df5b52d3b91468dc8145f28c7d59c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa67314e8904f5ed97247d782b340f0f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/402f6800233ef353db3c93b91f8858e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521c8f3f084af427ec1c464f8b6bed86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
5 . 已知集合
,则满足
的集合
的个数是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7627ae3bd85b9763eb09abfb40476010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/091c053ed69944889b029dfdf6d4501b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
A.2 | B.3 | C.4 | D.8 |
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2017-02-17更新
|
888次组卷
|
6卷引用:四川省南充高级中学2018届高三上学期第三次检测数学(理)试题
四川省南充高级中学2018届高三上学期第三次检测数学(理)试题2017届山西省怀仁县第一中学高三上学期期末考试数学(理)试卷河南省林州市第一中学2018届高三12月调研考试数学(理)试题(已下线)1.3+交集、并集(基础练)-2020-2021学年高一数学十分钟同步课堂专练(苏教版2019必修第一册)黑龙江省鹤岗市第一中学2020-2021学年高一上学期期中数学试题(已下线)第一章 集合核心专项练习-【提升专练】2021-2022学年高一数学新教材同步学案+课时对点练(苏教版2019必修第一册)
11-12高一上·广东佛山·期中
名校
6 . 集合
的子集有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/693b334b6467d7f1037bb8960e057b7a.png)
A.2个 | B.3个 | C.4个 | D.5个 |
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2017-10-18更新
|
467次组卷
|
6卷引用:2012-2013学年四川省雅安中学高一10月月考数学试卷
(已下线)2012-2013学年四川省雅安中学高一10月月考数学试卷(已下线)2010-2011年广东省佛山市南海一中高一上学期期中考试数学试卷(已下线)2012-2013学年山东省临沭一中高一10月学情调查数学试卷广东省高州市大井中学2017-2018学年高一上学期9月月考数学试题河北省唐山市迁西县第一中学2019-2020学年高一上学期10月月考数学试题江苏省南通市平潮高级中学2020-2021学年高一上学期11月学情检测数学试题
7 . 设集合
,A与B是S的两个子集,若
,则称
为集合S的一个分拆,当且仅当
时,
与
是同一个分拆.那么集合S的不同的分拆个数有__________ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb9f6c43a9072ed4df8ad37370468a9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b33e106da1ed8b554ed888a76337ab6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a22bfcb9db0f3c4cb37f347c5d8a8b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c709db9896a58cab0db302e0a4253ce9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a22bfcb9db0f3c4cb37f347c5d8a8b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3dfb3b3f74627567ce65f0b62d87f3f.png)
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11-12高三下·四川雅安·阶段练习
8 . 命题①若
是偶函数,其定义域是
,则
在区间
是减函数.
②如果一个数列
的前n项和
则此数列是等比数列的充要条件是![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/9f1b37f1d8644d59b2c50a8bb7b9038b.png?resizew=61)
③曲线
过点
处的切线方程为:
.
④已知集合
只有一个子集.则
.
以上四个命题中,正确命题的序号是__________ .
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/90a03208835f4af3a908567b8970825c.png?resizew=160)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/601fac4e80414a1c99a9cb92cfb393f6.png?resizew=61)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/68a97e1c57074a669c5c8c818d96e2b2.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/6a388c341e1f448e90b4f37f7c4a89b9.png?resizew=69)
②如果一个数列
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/592dc290f7744f3188cc23e61cc4c3a5.png?resizew=31)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/b824ae4921094401b42b9f7608daed36.png?resizew=207)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/9f1b37f1d8644d59b2c50a8bb7b9038b.png?resizew=61)
③曲线
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/da5d1c77a96243aea7e9c603ceda7939.png?resizew=91)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1b9960481aa78cd8e03c57d542c9ca8.png)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/60a03ced9200404d90bdc3a8c75d3c5e.png?resizew=91)
④已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00384a7decb3a7da13bac904029a2b6.png)
![](https://img.xkw.com/dksih/QBM/2015/4/30/1572089555517440/1572089561440256/STEM/bbbc31d693f949d18e944accac2fc6a3.png?resizew=35)
以上四个命题中,正确命题的序号是
您最近一年使用:0次
2016-12-01更新
|
754次组卷
|
3卷引用:2012届四川省雅安中学高三下学期阶段测试理科数学试卷
11-12高三·四川成都·阶段练习
9 . 有限集合
中元素的个数记作
.已知
,
,
,
,且
,
.若集合
满足
,则集合
的个数是_____ ;若集合
满足
,且
,
,则集合
的个数是_____ .(用数字作答)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55665c970eedf1079505df93bf21fc99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13c6474c134ab5d3464133f24ee2303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1368a045ba80f97383f3d9d7fcdc8f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b193f51aaf43e3313259726e455919be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68726c0d86f25d51a746a45d744ea6d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89f54578cd880074421dbf73491ace46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b59aa7ac242a6e8d80059c6cdd93802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab7950efde80c53674cb2cf60738e59f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c81e694dac3a7c809b52f270b112883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/607d18f7c899d40836aec114bff009db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
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9-10高三·福建漳州·阶段练习
10 . 集合
,则M的子集个数为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38e444b9ce29d2bc618eb10d30394ebb.png)
A.2 | B.3 | C.4 | D.8 |
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