已知集合A={3,4,5,6,},B={2,3,5,7,},那么A∪B等于()A.{2,3,4,5,6,7}B.{3,5}C.{3,4,5,6}D.{2,3,5,7,}-数学

题目简介

已知集合A={3,4,5,6,},B={2,3,5,7,},那么A∪B等于()A.{2,3,4,5,6,7}B.{3,5}C.{3,4,5,6}D.{2,3,5,7,}-数学

题目详情

已知集合A={3,4,5,6,},B={2,3,5,7,},那么A∪B等于(  )
A.{2,3,4,5,6,7}B.{3,5}
C.{3,4,5,6}D.{2,3,5,7,}
题型:单选题难度:偏易来源:不详

答案

A∪B={2,3,4,5,6,7},故选A

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