题目内容
设集合U={1,2,3,4,5,6},M={1,2,3,5},N={1,3,4,6},则?U(M∩N)( )
| A.U | B.{2,4,5,6} | C.{2,4,6} | D.{1,3} |
∵M={1,2,3,5},N={1,3,4,6},∴M∩N={1,3},
再由集合U={1,2,3,4,4,6},可得?U(M∩N)={2,4,5,6},
故选B.
再由集合U={1,2,3,4,4,6},可得?U(M∩N)={2,4,5,6},
故选B.
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