设U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8},则(CuA) ∩(CuB)=
问题描述:
设U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8},则(CuA) ∩(CuB)=
设U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8},则(CuA)∩(CuB)=______?,(CuA)U(CuB)=_____?
答
1.1,2,6
2.1,2,3,5,6,7,8