已知A=﹛0,2,4,6,8﹜,B=﹛0,1,2,3,4,5﹜,C=﹛4,5,6﹜求(1)A∩B∩C (2)A∪B∪C (3)(A∩B)∪C (4)(A∪B)∩C

问题描述:

已知A=﹛0,2,4,6,8﹜,B=﹛0,1,2,3,4,5﹜,C=﹛4,5,6﹜
求(1)A∩B∩C (2)A∪B∪C (3)(A∩B)∪C (4)(A∪B)∩C

A∩B∩C={4} A∪B∪C={0123456} (A∩B)∪C={02456} )(A∪B)∩C={456}