有關B123567的精選大全

設*A={1,2,4,6,8},B={1,2,3,5,6,7},則AB的子集個數為(   )A.3     ...
問題詳情:設*A={1,2,4,6,8},B={1,2,3,5,6,7},則AB的子集個數為(   )A.3                B.6             C.8                D.16       【回答】C知識點:*與函數...
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