题目内容
已知U=N,A={x|x2-x-30>0},则CUA等于
[ ]
A.
{0,1,2,3,4,5,6}
B.
{1,2,3,4,5,6}
C.
{0,1,2,3,4,5}
D.
{1,2,3,4,5}
答案:A
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题目内容
已知U=N,A={x|x2-x-30>0},则CUA等于
{0,1,2,3,4,5,6}
{1,2,3,4,5,6}
{0,1,2,3,4,5}
{1,2,3,4,5}