Question

Let A = {1, 2, 3} and let B = {4, 5}. Find A X B.

{(1, 4), (1, 5), (2, 4), (2, 5), (3, 4), (3, 5)}
{1, 2, 3, 4, 5}
{ }
{1, 2, 3}

Answer 1

The answer is the product of what A and B share in common