发布时间 : 星期日 文章2016-2018三年高考数学（文）真题分类专题汇编解析版 - 图文更新完毕开始阅读
考点1 集合的概念与运算
1．(E，全国新课标，5分)已知集合A?{x|?1?x?2},B?{x|0?x?3},则AB??
( )
A.(?1,3) B.(?1,0) C.(0,2) D.(2,3)
2．(D，全国新课标，5分)已知集合M?{x|?1?x?3},N?{x|?2?x?1},则M?N?
A.(?2,1) B.(?1,1) C.(1,3) D.(?2,3)
3．(E，广东，5分)若集合M?{?1,1},N?{?2,1,0},则M?N?
?N等于 ( )
(C?B)?
A.{0,?1} B.{1} C.{0} D.{?1,1}
4．(E，福建，5分)若集合M?{x|?2?x?2},N?{0,1,2},则MA.{0} B.{1} C.{0,1,2} D.{0,1}
5．(E，安徽，5分)设全集U?{1,2,3,4,5,6},A?{1,2},B?{2,3,4},则AA.{1,2,5,6} B.{1} C.{2} D.{1,2,3,4}
6．(C，全国新课标，5分)已知集合A?{1,2,3,4},B?{x|x?n,n?A},则AB? ( )
2?A.{1,4} B.{2,3} C.{9,16} D.{1,2}
7．(C，北京，5分)已知集合A?{?1,0,1},B?{x|?1?x?1},则AB? ( )
?A.{0} B.{?1,0} C.{0,1} D.{?1,0,1}
8．(E，北京，5分)若集合A?{x|?5?x?2},B?{x|?3?x?3},则AB?( )
?A.{x|?3?x?2} B.{x|?5?x?2} c{x|?3?x?3} D.{x|?5?x?3}
9．(C，山东，5分)已知集合A，B均为全集U?{1,2,3,4}的子集，且￠1,2},则 U(AB)?{4},B?{?ACUB? ( )
A.{3} B.{4} C.{3,4} D.?
10．(C，江西，5分)集合A?{2,3},B?{1,2,3},从A,B中各任意取一个数，则这两数之和等于4的概率是
( )
2111A. B. c. D. 323611．(B,辽宁，5分)已知全集U?{0,1,2,3,4,5,6,7,8,9},集合A?{0,1,3,5,8},集合B?{2,4,5,6,8},则
(CUA)?(CUB)?( )
A.{5,8} B.{7,9} C.{0,1,3} D.{2,4,6}
12．(B，浙江，5分)设全集U?{1,2,3,4,5,6},集合P?{1,2,3,4},Q?{3,4,5},则P?(CUQ)?( )
A.{1,2,3,4,6} B.{1,2,3,4,5} C.{1,2,5} D.{1,2}
13. (B，湖南，5分)设集合M?{?1,0,1},N?{x|x?x},则M2?N?
A.{?1,0,1} B.{0,1} c.{1} D.{0}
214．(B，陕西，5分)集合M?{x|kx?0},N?{x|x?4},则M?N?
?A.(1,2) B.[1,2) C.(1,2] D.[1,2]
15. (D，四川，5分)已知集合A?{x|(x?1)(x?2)?0},集合B为整数集，则AB?( )
A.{?1,0} B.{0,1} C.{?2,?1,0,1} D.{?1,0,1,2}
16. (D，广东，5分)已知集合M?{2,3,4},N?{0,2,3,5},则M?N?( )
?A.{0,2} B.{2,3} c.{3,4} D.{3,5}
17. (E，山东，5分)已知集合A?{x|2?x?4},B?{x|(x?1)(x?3)?0},则AB?( )
A.(1,3) B.(1,4) C.(2,3) D.(2,4)
18．(B，广东，5分)设集合U?{1,2,3,4,5,6},M?{1,3,5},则CUM?( )
A.U
1h.{1,2,4h c.{1,3,5} D.{2,4,6}
19．(C，上海，5分)设常数a?R,集合A?{x|(x?1).(x?a)?0},B?{xx?a?1}.若A的取值范围为( )
?B?R,则a
A.(??,2) B.(??,2] C.(2,??) D.L2,??)
20. (D，福建，5分)若集合p?{x|2?x?4},Q?{x|x?3},则PQ等于( )
?A.{x|3?x?4} B.{x|3?x?4} C.{x|2?x?3} D.{x|2?x?3}
21. (E，浙江，5分)已知集合p?{x{x?2x?3},Q?{x|2?4},则PQ?
2?A.[3,4) B.(2,3] C.(?1,2) D(?1,3]
22. (E，天津，5分)已知全集U?{1,2,3,4,5,6},集合A??2,3,5?集合B?{1,3,4,6},则集合ACUB?
A.{3} B.{2,5} C.(1,4,6) D.{2,3,5}
23．(A，福建，5分)若集合M?{?1,0,1},N?{0,1,2},则M?N等于
A.{0,1} B.{?1,0,1} C.{0,1,2} D.{?1,0,1,2}
24．(E，四川，5分)设集合A?{x|?1?x?2},集合B?{x|1?x?3},AB?
A.{x|?1?x?3} B.{x|?1?x?1} C.{x|1?x?2} D.{x|2?x?3}
25．(C,辽宁，5分)已知集合A?{0,1,2,3,4},B?{x||x|?2},则A?B?
A.{0} B.{0,1} C.{0,2} D.{0,1,2}
26．(A，湖北，5分)已知U?{1,2,3,4,5,6,7,8},A?{1,3,5,7},B?{2,4,5},则CU(A?B)?
A.{6,8} B.{5,7} c.{4,6,7} D.{1,3,5,6,8}
27．(A，全国新课标，5分)已知集合M?{0,1,2,3,4},N?{1,3,5},P?M?N,则P的子集共有( )A2个 B. 4个 C．6个 D．8个
28．（A，安徽,5分）集合U?{1,2,3,4,5,6},s?{1,4,5},T?{2,3,4}1则S?(CUT)等于 ( )
A.{1,4,5,611 B.{1.5} c.{4} D.{1,2,3.4,5} 29. (A，江西，5分)若全集U?{1,2,3,4,5,6},M?{2,3},N?{1,4},则集合{5，6}等于 ( )
A.M?N
B.M?N C.(CUM)(CUN) D.(CLJM)?(CUN)
30．(A,浙江，5分)若p?{x|x?1},??{x|x??1},则
A.P?Q BQ?P C.CRP?Q D.Q?CRP
31．(E，重庆，5分)已知集合A?{1,2,3},B?{1,3},则AB?
A.{2} B.{1,2} C.{1,3} D.{1,2.3}
32．(E，陕西，5分)设集合M?{x|x?x},N?{x|lgx?0},则M?N?( )
A.[0,1] B.(0,1] C.[0,1) D.(??,1]
33.（D，湖北，5分）已知全集U={l，2，3，4，5，6，7），集合A={1，3，5，6），CUA?
A.{1,3,5,6} B.{2,3.7} C.{2,4,7} D.{2.5.7}
34．(E,湖北，5分)已知集合A?{(x,y)|x?y?1,x,y?z},B?{(x,y)x2?2,y?2,x,y?z},
定义集合A?B?{(x1?x2,y1?y2)|(x1,y1)?A,(x2,y2)?B},则A?B中元素的个数为( ) A. 77 B.49 C.45 D.30
35．(E,江苏，5分)．已知集合A??1,2,3?B??2,4,5?,则，则集合AB中元素的个数为
?36．(B，上海，4分)若集合A?x2x?1?0,B?xx?1,37. (C，江苏，5分)集合{-1，O，1}共有____个子集
????则A?B?________
38. (A，上海，4分)若全集U=R，集合A?{xx?1}，则CUA? 39．(E,湖南，5分)已知集合U?{1,2,3,4},A?{1,3}B?{1,3,4},则A40．(D，江苏，5分)已知集合A?{?2,?1,3,4},B???1,2,3?则AB?(CUB)?
_______
________
?41．(D,重庆，5分)已知集合A?{3,4,5,12,13}L,B?{2,3,5,8,13},则AB??42．(E，上海，4分)设全集U?R.若集合A?{1,2,3,4},B?x2?x?3},则ACUB? 答案