题目内容
设U={1,2,3,4,5,6,7,8},P={3,4,5},Q={1,3,6},则集合{2,7,8}是
[ ]
|
A.P∪Q |
B.P∩Q |
|
C.( |
D. |
答案:D
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题目内容
设U={1,2,3,4,5,6,7,8},P={3,4,5},Q={1,3,6},则集合{2,7,8}是
[ ]
|
A.P∪Q |
B.P∩Q |
|
C.( |
D. |