Question

1. If A = {5, 6, 7}, B = {6, 7, 8, 9} find A AB ( ) and A B What do you observe?​

Answer 1

Answer:

AB= { (5, 6), (5, 7), (5, 8), (5, 9), (6, 6), (6, 7), (6, 8), (6, 9), (7, 6), (7, 7), (7, 8), (7, 9) }