题目内容
已知集合P={3,5,6,8},集合Q={4,5,7,8},则P∩Q=
- A.{5,8}
- B.{3,4,5,6,7,8}
- C.{3,6}
- D.{4,7}
A
分析:由P={3,5,6,8},Q={4,5,7,8},根据交集的运算法则能求出P∩Q={1}.
解答:∵P={3,5,6,8},Q={4,5,7,8},
∴P∩Q={5,8}.
故选A.
点评:本题考查交集的运算,解题时要认真审题,注意交集与并集的区别.
分析:由P={3,5,6,8},Q={4,5,7,8},根据交集的运算法则能求出P∩Q={1}.
解答:∵P={3,5,6,8},Q={4,5,7,8},
∴P∩Q={5,8}.
故选A.
点评:本题考查交集的运算,解题时要认真审题,注意交集与并集的区别.
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