专题一 集合与常用逻辑用语第一讲 集合
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专题一 集合与常用逻辑用语
第一讲 集合
2019年
1.(2019全国Ⅰ文2)已知集合{}{}{}1,2,3,4,5,6,72,3,4,52,3,6,7U
A B ===,,,则U B A =I ð
A .{}1,6
B .{}1,7
C .{}6,7
D .{}1,6,7 2.(2019全国Ⅱ文1)已知集合={|1}A x x >-,{|2}B x x =<,则A ∩B =
A .(–1,+∞)
B .(–∞,2)
C .(–1,2)
D .∅
3.(2019全国Ⅲ文1)已知集合2{1,0,1,2}{1}A B x x =-=≤,,则A B =I
A .{}1,0,1-
B .{}0,1
C .{}1,1-
D .{}0,1,2 4.(2019北京文1)已知集合A ={x |–1
(A )(–1,1) (B )(1,2) (C )(–1,+∞) (D )(1,+∞)
5.(2019天津文1)设集合{}1,1,2,3,5A =-,{}2,3,4B = ,{|13}C x R x =∈<„ ,则()A C B =I U
(A ){2}
(B ){2,3} (C ){-1,2,3} (D ){1,2,3,
4}
6.(2019江苏1)已知集合{1,0,1,6}A =-,{|0,}B x x x =>∈R ,则A B =I .
7.(2019浙江1) 已知全集{}1,0,1,2,3U =-,集合{}0,1,2A =,{}1,0,1B =-,则U A B I ð=
A .{}1-
B .{}0,1
C .{}1,2,3-
D .{}1,0,1,3-
2010-2018年
一、选择题
1.(2018全国卷Ⅰ)已知集合{0,2}=A ,{21012}=--,
,,,B ,则A B =I A .{0,2} B .{1,2} C .{0} D .{21012}--,
,,, 2.(2018浙江)已知全集{1,2,3,4,5}U =,{1,3}A =,则=U A ð
A .∅
B .{1,3}
C .{2,4,5}
D .{1,2,3,4,5}
3.(2018全国卷Ⅱ)已知集合{}1,3,5,7A =,{}2,3,4,5B =,则A B =I
A .{3}
B .{5}
C .{3,5}
D .{}1,2,3,4,5,7
4.(2018北京)已知集合{|||2}A x x =<,{2,0,1,2}B =-,则A B =I
A .{0,1}
B .{–1,0,1}
C .{–2,0,1,2}
D .{–1,0,1,2}
5.(2018全国卷Ⅲ)已知集合{|10}A x x =-≥,{0,1,2}B =,则A B =I
A .{0}
B .{1}
C .{1,2}
D .{0,1,2}
6.(2018天津)设集合{1,2,3,4}A =,{1,0,2,3}B =-,{|12}C x x =∈- ()A B C =U I A .{1,1}- B .{0,1} C .{1,0,1}- D .{2,3,4} 7.(2017新课标Ⅰ)已知集合{|2}A x x =<,{320}B x =->,则 A .3 {|}2 A B x x = C .3{|}2A B x x = D .A B =R U 8.(2017新课标Ⅱ)设集合{1,2,3}A =,{2,3,4}B =则A B U = A .{1,2,3,4} B .{1,2,3} C .{2,3,4} D .{1,3,4} 9.(2017新课标Ⅲ)已知集合{1,2,3,4}A =,{2,4,6,8}B =,则A B I 中元素的个数为 A .1 B .2 C .3 D .4 10.(2017天津)设集合{1,2,6}A =,{2,4}B =,{1,2,3,4}C =,则()A B C =U I A .{2} B .{1,2,4} C .{1,2,4,6} D .{1,2,3,4,6} 11.(2017山东)设集合{}11M x x =-<,{}2N x x =<, 则M N =I A .()1,1- B .()1,2- C .()0,2 D .()1,2 12.(2017北京)已知U =R ,集合{|22}A x x x =<->或,则U A ð= A .(2,2)- B .(,2)(2,)-∞-+∞U C .[2,2]- D .(,2][2,)-∞-+∞U 13.(2017浙江)已知集合{|11}P x x =-<<,{|02}Q x x =<<,那么P Q U = A .(1,2)- B .(0,1) C .(1,0)- D .(1,2) 14.(2016全国I 卷)设集合{1,3,5,7}A =,{|25}B x x =≤≤,则=A B I A .{1,3} B .{3,5} C .{5,7} D .{1,7} 15.(2016全国Ⅱ卷)已知集合{1 23}A =,,,2{|9}B x x =<,则A B =I A .{210123}--,,,,, B .{21012}--,,,, C .{123},, D .{12}, 16.(2016全国Ⅲ)设集合{0,2,4,6,8,10},{4,8}A B ==,则A B ð= A .{48}, B .{026},, C .{02610},,, D .{0246810},,,,, 17.(2015新课标2)已知集合}21|{<<-=x x A ,}30|{<<=x x B ,则A B U = A .)3,1(- B .)0,1(- C .)2,0( D .)3,2( 18.(2015新课标1)已知集合{32,},{6,8,10,12,14}A x x n n N B ==+∈=,则集合A B I 中的元素个数为 A .5 B .4 C .3 D .2 19.(2015北京)若集合{|52}A x x =-<<,{|33}B x x =-<<,则A B I = A .{|32}x x -<< B .{|52}x x -<< C .{|33}x x -<< D .{|53}x x -<< 20.(2015天津)已知全集{1,2,3,4,5,6}U =,集合{}2,3,5A =,集合{1,3,4,6}B =,则 集合U A B =I ð