有關P1234的精選大全

已知全集U={1,2,3,4,5,6},*P={1,2,3,4},Q={3,4,5,6},則PA.{1,2}...
問題詳情:已知全集U={1,2,3,4,5,6},*P={1,2,3,4},Q={3,4,5,6},則PA.{1,2}       B.{3,4}       C.        D.1【回答】A知識點:常用邏輯用語題型:選擇題...
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