设全集为U={1,2,3,4,5,6},A={1,3,5,6},B={3,4}.求A∩B,A∪B,C∪A,C∪B.

问题描述:

设全集为U={1,2,3,4,5,6},A={1,3,5,6},B={3,4}.求A∩B,A∪B,C∪A,C∪B.

A∩B={3}
A∪B={1,3,4,5,6}
C∪A={1,2,3,5,6}
C∪B={2,3,4}