1 . 已知集合
,
,
(1)当
时,求
和
;
(2)当
时,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f96a0b420170bd9aefd338ac0e753b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925dc8db7394799b235cdeb569016a28.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d259db9bb0e132881e875a77d324057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8489e291d540e36c33cd17b037c1e9cf.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e85bfa29cffc5bb557dd0565a01dcc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 已知集合
,
.
(1)当
时,求
;
(2)已知“
”是“
”的充分条件,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/927d0d12007f47e5a81c41e071f2c3a1.png)
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/853a54c8367c4d3e9be3892b97605086.png)
(1)当
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/bad6db6cd9f148e3a62ffd960806b52a.png)
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/343b740384fe4c28acb321cce934f0b6.png)
(2)已知“
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/1cb9919e2b3141539bd695062e9238d8.png)
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/b5e5bf4634344c22b5eb8751bc3840d0.png)
![](https://img.xkw.com/dksih/QBM/2016/9/13/1573019206893568/1573019212955648/STEM/1f4e44a88b5d4cc6bdda9e222be90379.png)
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名校
3 . 已知集合
,
;
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d6092192b4c7da4c4f36c4470881ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f9ad2dac295b9c2e113b1233991bce9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://img.xkw.com/dksih/QBM/2015/12/14/1572354786852864/1572354792906752/STEM/e2ceabb294e642a2a4d0cd3c40d34379.png?resizew=44)
(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
2016-12-03更新
|
702次组卷
|
8卷引用:2015-2016学年湖北省孝感高中高一上学期期中数学试卷
解题方法
4 . 已知集合
集合
集合![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468942336/STEM/e143b6186cf74793bff6555f5e37dc5f.png)
(1)求
;
(2)若
,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a848247d8d1d9c6361d3e4a7d948a6d7.png)
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468942336/STEM/647cf8e1df49465280f0ebe63ce3649d.png)
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468942336/STEM/e143b6186cf74793bff6555f5e37dc5f.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468942336/STEM/8e681975e3c64e26ae630fde525e4bd9.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468942336/STEM/d5f4a72c23d24cd49cc03a1b7036eaa7.png)
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468942336/STEM/f5ee99fac40344ee8cbf6c3d5e8cddde.png)
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5 . 已知集合
,集合
.
(1)若
,求
和
;
(2)若
,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/58337cc94244498eb16971de5261a558.png)
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/0ae06fb3192b410bb32775229e661a35.png)
(1)若
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/9ba392a5585740d188b0770e8af7891f.png)
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/176e0cf32d564d3d9d70b9a7eded5fc1.png)
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/fd1e26d6b0a140328a674eb043f13bf7.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/c9a0f75f371148c88e84a94ec8a3ed82.png)
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572179546431488/1572179551559680/STEM/5550d4d3ffe6475ba9dfc82762d3d2b0.png)
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6 . 记函数
的定义域为集合
,函数
的定义域为集合
.
求:(1)集合
; (2)集合
.
![](https://img.xkw.com/dksih/QBM/2015/7/8/1572171129233408/1572171134885888/STEM/3e8cc8fb99724d368da25b2d0f96a085.png)
![](https://img.xkw.com/dksih/QBM/2015/7/8/1572171129233408/1572171134885888/STEM/f2bc5592d9e94d7eb32fe75dae3290d2.png)
![](https://img.xkw.com/dksih/QBM/2015/7/8/1572171129233408/1572171134885888/STEM/aea4a1bd00bc49d480c6714fc3c03c8e.png)
![](https://img.xkw.com/dksih/QBM/2015/7/8/1572171129233408/1572171134885888/STEM/fd469014e8d64c609fa4db38b5a0a148.png)
求:(1)集合
![](https://img.xkw.com/dksih/QBM/2015/7/8/1572171129233408/1572171134885888/STEM/7b44e528da224c20a4cbac09cc703ac3.png)
![](https://img.xkw.com/dksih/QBM/2015/7/8/1572171129233408/1572171134885888/STEM/80f5e22181524b3b811d3174c2202725.png)
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14-15高一上·广东揭阳·阶段练习
名校
7 . 已知集合A=
,B={x|2<x<10},C={x|x<a},全集为实数集R.
(Ⅰ)求A∪B,(CRA)∩B;
(Ⅱ)如果A∩C≠φ,求a的取值范围.
![](https://img.xkw.com/dksih/QBM/2012/10/30/1571043367370752/1571043372933120/STEM/2d7dfd85616d4d6e85e3746d38bf3e1b.png)
(Ⅰ)求A∪B,(CRA)∩B;
(Ⅱ)如果A∩C≠φ,求a的取值范围.
您最近一年使用:0次
2016-12-03更新
|
661次组卷
|
5卷引用:2014-2015学年广东省揭阳三中高一上学期第一次阶段考试数学试卷
(已下线)2014-2015学年广东省揭阳三中高一上学期第一次阶段考试数学试卷江苏省大丰市新丰中学2016-2017学年高二下学期期中考试数学(文)试题广东省东莞市翰林实验学校高一上9月月考数学试卷苏教版2017-2018学年必修一检测第一单元章末过关检测数学试题河南省商丘市九校2017-2018学年高一上学期期中联考数学试题
13-14高一下·浙江金华·期末
解题方法
8 . 已知全集U=R,A={x|﹣3<x<6,
},B={x|x2﹣5x﹣6<0,
}.求:
(1)A∪B;
(2)
.
![](https://img.xkw.com/dksih/QBM/2014/10/14/1571876206510080/1571876212195328/STEM/730c2c6a562748a8a312cab42d377311.png)
![](https://img.xkw.com/dksih/QBM/2014/10/14/1571876206510080/1571876212195328/STEM/730c2c6a562748a8a312cab42d377311.png)
(1)A∪B;
(2)
![](https://img.xkw.com/dksih/QBM/2014/10/14/1571876206510080/1571876212195328/STEM/035829280b194d4f855088bd75df961b.png)
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12-13高二下·陕西渭南·期末
名校
解题方法
9 . 已知集合
,集合B=![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4ef5dc0e281fd82230166ed7284b395.png)
(1)当
时,求
;(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847f8aaa88c8aaa6f65169234264149d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4ef5dc0e281fd82230166ed7284b395.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c4abdd08d7e7a1925507679c6ff46b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a554013867147062004aa36bb2736699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e85bfa29cffc5bb557dd0565a01dcc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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11-12高一下·福建泉州·期末
解题方法
10 . 已知不等式
的解集为
,不等式
的解集为
.
(Ⅰ) 求
;
(Ⅱ)若不等式
的解集为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e999ab98b39ea623775f7ca7ce64ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238d76a0e2d598275a87411e81d35446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(Ⅰ) 求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8489e291d540e36c33cd17b037c1e9cf.png)
(Ⅱ)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a01d179830f4f7da06e96ad825751a81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d259db9bb0e132881e875a77d324057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
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