8.设U={x|0<x≤10,x∈N},A={1,2,4,5,9},B={4,6,7,8,10

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收藏|2021/07/31 21:19

满意回答

2021/07/31 21:38

A∩B = (4);A∪B = (1,2,4,5,6,7,8,9,10);CUA = (1,2,3,4,5,7,9);

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其他回答(2)
  • {4},{1,2,4,5,6,7,8,9,10},{1,2,3,4,5,7,9}。
    回答于 2021/07/31 22:21
  • U={x|0<x≤10}={1,2,3,4,5,6,7,8,9,10},A={1,2,4,5,9},B={4,6,7,8,10},C={3,5,7}。A∩B={5},A∪B={1,2,4,5,6,7,8,9,10},C∪A={1,2,3,4,5,7,9},A的补集={3,6,7,8,10}。
    回答于 2021/07/31 22:07
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