已知全集U={1,2,3,4,5,6,7},A={2,4,5},B={1,3,5,7},求AU(CuB),(CuA)∩(CuB)

问题描述:

已知全集U={1,2,3,4,5,6,7},A={2,4,5},B={1,3,5,7},求AU(CuB),(CuA)∩(CuB)

U={1,2,3,4,5,6,7},A={2,4,5},B={1,3,5,7}
CuB={2,4,6},CuA={1,3,6,7}
AU(CuB)={2,4,5,6}
(CuA)∩(CuB)={6}