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)=

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.