题目内容
已知集合
U={1,2,3,4,5,6,7},A={2,4,5,7},B={3,4,5},则(CUA)∪B=[ ]
A.
{3}
B.
{4,5}
C.
{1,3,4,5,6}
D.
{2,3,4,5,7}
答案:C
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题目内容
已知集合
U={1,2,3,4,5,6,7},A={2,4,5,7},B={3,4,5},则(CUA)∪B={3}
{4,5}
{1,3,4,5,6}
{2,3,4,5,7}