• 已知全集U={1,2,3,4,5,6},集合A={1,2,5},?UB={4,5,6},则集合A∩B=试题及答案-单选题-云返教育

    • 试题详情

      已知全集U={1,2,3,4,5,6},集合A={1,2,5},?UB={4,5,6},则集合A∩B=         

      试题解答


      A
      ∵全集U={1,2,3,4,5,6},
      又∵C
      UB={4,5,6},
      ∴B={1,2,3},
      ∵A={1,2,5},
      ∴A∩B={1,2},
      故选A.
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