1.已知U={2.3.4.5.6.7}.M={3.4.5.7}.N={2.4.5.6}.则 A.M∩N={4,6} B.M∪N=U C.(UN)∪M=U D.(UM)∩N=N 查看更多

 

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已知U={2,3,4,5,6,7},M={3,4,5,7},N={2,4,5,6},则

[  ]

A.M∩N={4,6}

B.M∪N=U

C.(CuN)∪M=U

D.(CuM)∩N=N

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已知U={2,3,4,5,6,7},M={3,4,5,7},N={2,4,5,6},则

[  ]

A.M∩N={4,6}

B.M∪N=U

C.(CuN)∪M=U

D.(CuM)∩N=N

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已知A={1,2,3,5,7},B={2,4,6,8},全集U={1,2,3,4,5,6,7,8},那么()∪B等于

[  ]

A.{2}
B.{4}
C.{1,3,5,7}
D.{2,4,6,8}

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已知U={1,2,3,4,5,6,7,8},A∩(CUB)={1,8},(CUA)∩B={2,6},(CUA)∩(CUB)={4,7},则集合A=________

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已知全集U={x∈N|-2<x≤7},集合M={2,4,6},P={3,4,5},那么集合
CU(M∪P)是

A.{-1,0,1,7}B.{1,7}C.{1,3,7}D.

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