题目内容
设集合S={-2,-1,0,1,2},T={x∈R|x+1≤2},则A.
B.{2} C.{1,2} D.{0,1,2}
答案:B
【解析】T={x|x≤1},∴S∩T={-2,-1,0,1},
∴
(S∩T)={2}.
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题目内容
设集合S={-2,-1,0,1,2},T={x∈R|x+1≤2},则A.
B.{2} C.{1,2} D.{0,1,2}
答案:B
【解析】T={x|x≤1},∴S∩T={-2,-1,0,1},
∴
(S∩T)={2}.