集合基础题专练

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1(北京)若集合0,1,2,4A,1,2,3B,则AB()A.0,1,2,3,4B.0,4C.1,2D.32(大纲)设集合M={1,2,4,6,8},N={2,3,5,6,7},则MN中元素的个数为()A.2B.3C.5D.73(福建)若集合24,3,PxxQxx则PQ等于().34.34.23.23AxxBxxCxxDxx4(广东)已知集合2,3,4M,0,2,3,5N,则MNIA.0,2B.2,3C.3,4D.3,55(新课标2)已知集合2{2,0,2},{|20}ABxxx,则AB()AB.2C.{0}D.{2}6(湖北)已知全集{1,2,3,4,5,6,7}U,集合{1,3,5,6}A,则UAðA.{1,3,5,6}B.{2,3,7}C.{2,4,7}D.{2,5,7}7(湖南)已知集合{|2},{|13}AxxBxx,则AB().{|2}Axx.{|1}Bxx.{|23}Cxx.{|13}Dxx8(江苏)已知集合{2134}A,,,,{123}B,,,则AB.9(江西)设全集为R,集合2{|90},{|15}AxxBxx,则()RACB().(3,0)A.(3,1)B.(3,1]C.(3,3)D10(辽宁)已知全集,{|0},{|1}URAxxBxx,则集合()UCAB()A.{|0}xxB.{|1}xxC.{|01}xxD.{|01}xx11(山东)设集合2{|20},{|14}AxxxBxx,则AB(A)(0,2](B)(1,2)(C)[1,2)(D)(1,4)12(陕西)已知集合2{|0,},{|1,}MxxxRNxxxR,则MN().[0,1]A.(0,1)B.(0,1]C.[0,1)D13(上海)已知互异的复数,ab满足0ab,集合{,}ab={2a,2b},则ab=()(A)2(B)1(C)0(D)114(四川)已知集合{|(1)(2)0}Axxx,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}15(新课标1)已知集合12|,31|xxBxxM,则MB()A)1,2(B.)1,1(C.)3,1(D.)3,2(16(新课标2)已知集合2{2,0,2},{|20}ABxxx,则AB()AB.2C.{0}D.{2}17(浙江)设集合{|2}Sxx,}5|{xxT,则ST()A.]5,(B.),2[C.)5,2(D.]5,2[18(重庆)已知集合BABA则},13,8,5,3,1{},8,5,3,2,1{______.

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