If A = {7, 11}, find A× A× A.

A × A = {(7,7), (7,11), (11,7), (11,11)}

Now, (A × A) × A = {(7,7,7), (7,7,11), (7,11),7), (7,11),11), (11,7),7), (11,7),11), (11,11,7), (11,11,11)}