设U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8},则(CuA) ∩(CuB)=
设U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8},则(CuA)∩(CuB)=______?,(CuA)U(CuB)=_____?
人气:325 ℃ 时间:2020-10-02 02:38:17
解答
1.1,2,6
2.1,2,3,5,6,7,8
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