高職單招數學專項練習之集合的基本運算1.已知全集U={1,2,3,4},集合A={12},則ěA=()A.{1.3}B.{2,3}C.{1.4}D.{3.4}2.設集合M={2,3,4},N={3,4,5},則MON=()A.{2}B.{5}C.{3.4}D.{2,3,4.5}【答案】CA.{xd-5<x<4}B.{x-5<x≤3}C.{xlo≤x≤3}【答案】CA.{0.2}B.{-2,2.4}C.{2,0,2}【答案】AA.{2,4}B.{6,8,10}C.{6,8}D.{2,4,6,8,【答案】C【詳解】因為全集U={2.4,6,8,10},集合A={2.4},所以A={6,8,10},A.{1}B.{1.2}【答案】A【詳解】由題意得ANB={1},A.{0.1}B.{0.1,2}C.{-1,0,1,2}D.{-【答案】C【詳解】因為集合M={0,1,2},N={-1,0.1},因此，MUN={-1,0.1,2}.C.{-1,0.1}D.{-【答案】BA.{1}B.{3}C.{1.3}D.{1.10.已知集合U={1,2,3,4},A={1,3},B={1,4},則AnqB)=(A.{2,3}B.{3}C.{1}D.{1,2,3,4}11.已知集合A={2.4},B={2.3},則AUB=().A.{2}B.{2,3}C.{2,4}D.{【詳解】解：因為A={2,4},B={2.3},A.B.{1}C.{2}13.已知集合P={0,1,2},Q={1,2,3},則PNg=()A.{0}B.{0,3}C.{1,2}D.{0,1,2,3}【答案】C【詳解】:P={0,1,2},Q={1,2,3}A.{-1,5}B.{1,3}C.{1.2.3}D.{-1,0,1,2,3,4,5}【答案】C【詳解】由題意中的條件有A∩B={.2,3}.A.{0.1}B.{2,0,1}C.{0.1,2}D.【答案】A16.已知集合M={0,2,3},N={13},則MUN=()A.{3}B.{0.1,2}C.{0,1,2,3}【答案】C【答案】A18.已知集合A={1.4.5},B={1,2,3},則AUB=()A.{1.2,3}B.{1.2,3,4}C.{2,3,4.5}D.{1【答案】DA.B.{3}C.{1.2}D.{A.{0.1}B.{0}【答案】AA.{1,2,3,4}B.{1.2}C.{2,3,4}D.{2}A.{1}B.{2}C.{1.2}D.{2,0,1.2}【答案】C23.設集合A={1,2,3},B={2,3,4},則A∩B=()A.{1.3}B.{2,3}C.{1.4}DA.【答案】B25.已知集合A={-1,3},B=A.{-1,0.3}B.{-1,0}C.{-1}26.已知集合A={0.1},B={-1,0},則AUB=()A.{-1,0}B.{0.1}C.{-1,1}D.{-1A.{1,3,5}B.{2.4,6}C【答案】B【詳解】由題意?A={2,4,6}.28.設集合A={12,3,4,5},B={2,4,6,8},則ANB=()A.B.{2}C.{2.4}D.{2.4【答案】C29.設全集U={1,2,3,4,5},A={12},則eA=()A.{1234,5}B.{2,3,4,5}