题目内容
设集合U={x∈N|0<x≤8},S={1,2,4,5},T={3,5,7},则S∩(A.{1,2,4} B.{1,2,3,4,5,7} C.{1,2} D.{1,2,4,5,6,8}
答案:A U={1,2,3,4,5,6,7,8},
∴
T={1,2,4,6,8}.∴S∩(
T)={1,2,4}.
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题目内容
设集合U={x∈N|0<x≤8},S={1,2,4,5},T={3,5,7},则S∩(A.{1,2,4} B.{1,2,3,4,5,7} C.{1,2} D.{1,2,4,5,6,8}
答案:A U={1,2,3,4,5,6,7,8},
∴
T={1,2,4,6,8}.∴S∩(
T)={1,2,4}.