题目内容
已知全集U={1,2,3,4,5,6,7,8},M={1,3,5,7},N={5,6,7},则=( )
A.{5,7} | B.{2,4} |
C.{1,3,5,6,7} | D.{2,4,8} |
D
试题分析:因为,U={1,2,3,4,5,6,7,8},M={1,3,5,7},N={5,6,7},
所以,,={2,4,8},故选D.
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题目内容
A.{5,7} | B.{2,4} |
C.{1,3,5,6,7} | D.{2,4,8} |