设全集U={1,2,3,4,5,6},子集A={1,3,5},B={2,3,4,5},那么Cu(A∪B)=
问题描述:
设全集U={1,2,3,4,5,6},子集A={1,3,5},B={2,3,4,5},那么Cu(A∪B)=
答
A∪B ={1,2,3,4,5},
所以 Cu(A∪B)=={6},
并集和补集符号你应该明白吧.