名校
解题方法
1 . 在①
;②“
”是“
”的充分条件;③
这三个条件中任选一个,补充到本题第(2)问的横线处,求解下列问题.
问题:已知集合
,
.
(1)当
时,求
;
(2)若__________,求实数
的取值的集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7593a26dc6f12b1c25ba2ea1389fd3.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/62e015b85be06a4eead4a4d42fef20e8.png)
问题:已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1968e4f708ca5e0042d49091170b7870.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b1f50866df51fc0cbf96d53597cb83c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若__________,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2 . 若集合
,
.
(1)若
.求
,
.
(2)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/a0c8646717a0d32dba88ae12fa5d7578.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd57d1050f0751abdd5cc0c64a0f65a4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdd27d80be0ca46bf69d4771fdd873a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83ae18508906c21d3e1199f231b1a9a4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acfc595518cf752e1c7903dfff93dbda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca06304795e9c2c1fd0b4a52eb8d5b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
3 . 已知集合
.
(1)若
,求
;
(2)若
是
成立的充分不必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad8d241d7ac42d60cae39bd7bd140962.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.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/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-11-04更新
|
350次组卷
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3卷引用:重庆市辅仁中学校2023-2024学年高一上学期期中考试数学试题
名校
4 . “
,关于
的不等式
恒成立”的一个充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de0c532c8d547e483fae534876ef141c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-11-02更新
|
656次组卷
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5卷引用:重庆市杨家坪中学2023-2024学年高一上学期12月月考数学试题
名校
解题方法
5 . 已知非空集合
,
.
(1)若
,求
.
(2)若“
”是“
”的充分不必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99bb38d9134047aa243f68859d118ce2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4761bec558fb18cae135a44f07935257.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c0c625bec269728534a1120e404f8b.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)
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名校
6 . 已知命题p:“当且仅当
,不等式
成立”,q:“当且仅当
,不等式
成立”.
(1)若
时,p,q都是真命题,求实数x的取值范围;
(2)若非p是q的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ffad55848d3b67d53acc4c769c261d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cda326e7f51d21e99b43a8360813b125.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
(2)若非p是q的充分不必要条件,求实数a的取值范围.
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名校
解题方法
7 . 已知
.
(1)设
,若关于
的不等式
的解集为
,且
的充分不必要条件是
,求
的取值范围;
(2)方程
有两个实数根
,
①若
均大于
,试求
的取值范围;
②若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d396d55c8608b764a6d59ecc123990a.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eace589088fbc565184fd9d28632618f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78394952b99bfd9ac4c437673d27fdfc.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/0a6936d370d6a238a608ca56f87198de.png)
(2)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a7df955fc17e92fd86302f8c34664a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71189f1e9be8b9c4b18a62d29d0f1f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-09-06更新
|
1605次组卷
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9卷引用:重庆市2023-2024学年高一上学期入学考试模拟数学试题
重庆市2023-2024学年高一上学期入学考试模拟数学试题重庆市荣昌中学校2023-2024学年高一上学期期中数学试题四川省眉山市仁寿第一中学南校区2023-2024学年高一新生上学期入学考试数学试题(已下线)重难点03 从集合的角度理解充分条件、必要条件、充要条件(2)-【帮课堂】(苏教版2019必修第一册)(已下线)高一上学期期中考试解答题压轴题50题专练-举一反三系列湖南省郴州市嘉禾县第六中学2023-2024学年高一上学期第一次月考数学试题黑龙江省哈尔滨市哈尔滨师范大学附属中学2023-2024学年高一上学期10月月考数学试题辽宁省六校协作体2023-2024学年高一上学期10月联考数学试题(已下线)高一数学上学期期中考试模拟卷-【巅峰课堂】热点题型归纳与培优练
名校
解题方法
8 . 已知函数
,设集合
,集合
.
(1)若
,求实数k的取值范围;
(2)若“
”是“
”的充分条件,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03179d48aac195f3189f03cdb767f5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080660647c48642c5d11dedc32c10277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910dc98dca443a6b3976baceb5267429.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cf1e97de471ad174a6e9d4c41dafabc.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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2023-12-30更新
|
603次组卷
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3卷引用:重庆市西南大学附属中学校2021-2022学年高一上学期期末数学试题
重庆市西南大学附属中学校2021-2022学年高一上学期期末数学试题河北省保定市唐县第一中学2023-2024学年高一上学期期中数学试题(已下线)专题01 与集合与常用逻辑用语有关的参数问题-【寒假自学课】(人教A版2019)
解题方法
9 . 已知函数
,则
在
上不单调的一个充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf0b5b74d6eff430cbf9c3dc07ef5b30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e88ebfb5c0d6cce558b515be06404d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
10 . 若“
”是“
”的充分不必要条件,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b94f151c00959a1cd3946e7f8405337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfa45c359ef86891124e8bbed95ed7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-05-02更新
|
1007次组卷
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5卷引用:重庆市缙云教育联盟2023届高三第三次诊断性检测数学试题