已知集合U={x|x

问题描述:

已知集合U={x|x

U={0,1,2,……,8},
A={1,2,3,7},B={1,3,4,5,6},
∴CuA∪CuB={0,4,5,6,8}U{0,2,7,8}
={0,2,4,5,6,7,8},
A∩B={1,3}
∴Cu(A∩B)={0,2,4,5,6,7,8}.

U={x|xCuA={0,4,5,6,8},CuB={0,2,7,8}
∴CuA∪CuB={0,2,4,5,6,7,8}
A∩B={1,3},∴Cu(A∩B)={0,2,4,5,6,7,8}