设U={1,2,3,4,5,6,7,8},A={2,4,6},B={3,4,5},求A集合B,A∪B,CuA,CuB
问题描述:
设U={1,2,3,4,5,6,7,8},A={2,4,6},B={3,4,5},求A集合B,A∪B,CuA,CuB
答
A集合B={4}
A∪B={2,3,4,5,6}
CuA={1,3.5,7,8}
CuB={1,2,6,7,8}