设全集U={1,2,3,4,5,6,7},集合A={1,3,5},集合B={2,3,6},则A∪(∁UB)=()A.{1,5}B.{3}C.{1,3,4,5,7}D.{4,7}-数学

题目简介

设全集U={1,2,3,4,5,6,7},集合A={1,3,5},集合B={2,3,6},则A∪(∁UB)=()A.{1,5}B.{3}C.{1,3,4,5,7}D.{4,7}-数学

题目详情

设全集U={1,2,3,4,5,6,7},集合A={1,3,5},集合B={2,3,6},则A∪(∁UB)=(  )
A.{1,5}B.{3}C.{1,3,4,5,7}D.{4,7}
题型:单选题难度:偏易来源:不详

答案

由U={1,2,3,4,5,6,7},A={1,3,5},B={2,3,6},
所以∁UB={1,4,5,7},
所以A∪(∁UB)={1,3,4,5,7}.
故选C.

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