高一数学必修1集合的含义与表示练习题(附答案)

111x2+2x+1=0O12(B)134A2B3C4D52M{01}N{10}P{C}Q{7}(B)AMNPBMPQCNPQDMNQ3(C)A{xx220}B{(12)}{(21)}C{45}{54}D{45}{54}4M{(xy)xy0xRyR}()ABCD5M{mm2kkZ}X{xx2k1kZ}Y{yy4k1kZ}(D)AxyMBxyXCxyYDxyM6MP()AM{xRx20.010}P{xx20}BM{(xy)yx21xR}P{(xy)xy21xR}CM{yyt21tR}P{tt(y1)21yR}DM{xx2kkZ}P{xx4k2kZ}6CAMP{0}BM{(xy)yx211xR}P{(xy)xy211yR}Cyt211t(y1)211M{yy1}P{tt1}1MPDM0246810P261014MPC7xxx______8{3xx22x}x______9A{246}aA6aAa______101______N0______N3______Q0.5______Z2______R21______R5______Q3|______N3______Z11x2mxn0(mnR){21}m______n______12A{xx2(a1)xb0}aa______b______13321xzzyyx______14P{234}Q{xxababPab}Q______15{24681012}________________________________________________{234}___________________________________________________________}75,64,53,42,31{______________________________________________________16A{2101}B{xxyyA}B______17A{140}174(1)140(2)140(3)140(4)14018A{23a22a3}B{a32}5A5Ba19A1AaAAa11(1)2AA(2)AA(3)Aa1119(1)2A21A2111A1A11A)1(11A21,12121AA21112A2AA121}2,21,1{A(2)A,11aaa2a10(1)241130a2a10A(3)aAAa11Aa1111Aa1120A{xax23x20}aaRAaAaAa20Aax23x20,089,0aa89aAax23x20a03x2032xa098a089aax23x20Aa089aAAAAa089a21A=};99|{NNxxB=};|99{NNxxC{yyx26xNyN}D{(xy)yx26xNyN}E*},,5,|{NNqpqpxqpx9x0x012345678x068199x39A{068}B{139}yx266xNyNx012y652C{256}(xy)yx26xNyN.2,2,5,1,6,0yxyxyxD{(06)(15)(22)}pq5pNqN*.1,4,2,3,3,2,4,1,5,0qpqpqpqpqpqpx}4,23,32,41,0{E22A{px22(p1)x10xR}B{yy2x1xA}4(p1)240P2P0A{pp2p0}xAx2x02x132x11B{yy1y3}224(p1)240P2P0A{pp2p0}xAx2x02x132x11B{yy1y3}1A2B3C4D5A6CAMP{0}BM{(xy)yx211xR}P{(xy)xy211yR}Cyt211t(y1)211M{yy1}P{tt1}1MPDM0246810P261014MPC728x3x0x1x.2,32,322xxxxxxx3x0x19241011m3n21231a91bx2(a1)xb0xa(a1)24b0xaa2(a1)ab09131ba.13{(102)}14Q{02346812}15{xx2nnN*n6}{x2x4xN}{x(x2)(x3)(x4)0}}6,2|{*nnnnxxN16B{012}yAy2101xyx210B{012}185A5B,535322aaa.2,24aaaa419(1)2A21A2111A1A11A)1(11A21,12121AA21112A2AA121}2,21,1{A(2)A,11aaa2a10(1)241130a2a10A(3)aAAa11Aa1111Aa1121