已知集合S={x∈R|x+1≥2},T={-2,-1,0,1,2},则S∩T=()A.{2}B.{1,2}C.{0,1,2}D.{-1,0,1,2}-数学

题目简介

已知集合S={x∈R|x+1≥2},T={-2,-1,0,1,2},则S∩T=()A.{2}B.{1,2}C.{0,1,2}D.{-1,0,1,2}-数学

题目详情

已知集合S={x∈R|x+1≥2},T={-2,-1,0,1,2},则S∩T=(  )
A.{2}B.{1,2}C.{0,1,2}D.{-1,0,1,2}
题型:解答题难度:中档来源:天津

答案

S={x∈R|x+1≥2}
∴S={x∈R|x≥1},∵T={-2,-1,0,1,2},
故S∩T={1,2}.
故选B.

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