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