• 设集合U={1,2,3,4,5},A={1,2,3},B={3,4,5},则?U(A∩B)= .试题及答案-填空题-云返教育

    • 试题详情

      设集合U={1,2,3,4,5},A={1,2,3},B={3,4,5},则?U(A∩B)=         

      试题解答


      {1,2,4,5}
      先求A∩B,再求?U(A∩B)即可

      集合U={1,2,3,4,5},A={1,2,3},B={3,4,5},
      所以A∩B={3},
      ?
      U(A∩B)={1,2,4,5}
      故答案为:{1,2,4,5}
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