设全集U=Z,A=(X|X=2k--1,k属于Z)则CuA等于啥?
设全集U=Z,A=(X|X=2k--1,k属于Z)则CuA等于啥?
数学人气:168 ℃时间:2020-01-30 03:52:24
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CuA=(x|x=2k,k属于Z)
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