Question

If U = {1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1,2,3,4}, B = {2,4,6}
then find A', B', (AUB)', A-B​

Answer 1

Answer:

A' = 5 6 7 8 9

B'= 1 3 5 7 8 9

uses braces and comma