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已知全集U={0,1,2,3,4,5,6,7,8},*A={0,1,3,5,8},*B={2,4,5,6,...

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問題詳情:

已知全集U={0,1,2,3,4,5,6,7,8},*A={0,1,3,5,8},*B={2,4,5,6,...

已知全集U={0,1,2,3,4,5,6,7,8},*A={0,1,3,5,8},*B={2,4,5,6,8},求:A∩B,A∪B,(∁UA)∩B,(∁UB)∩A,(∁UA)∩(∁UB).

【回答】

解:∵全集U={0,1,2,3,4,5,6,7,8},

*A={0,1,3,5,8},*B={2,4,5,6,8},

則∁UA={2,4,6,7},∁UB={0,1,3,7}

∴A∩B={5,8},

A∪B={0,1,2,3,4,5,6,8},

(∁UA)∩B={2,4,6},

(∁UB)∩A={0,1,3},

(∁UA)∩(∁UB)={7}.

知識點:*與函數的概念

題型:解答題

標籤:U0 b2 已知 A0