Question

Let A = {t-shirt, tank, oxford} and let B = {shorts, pants}. Find A X B.

{(t-shirt, shorts), (t-shirt, pants), (tank, shorts), (tank, pants), (oxford, shorts), (oxford, pants)}

{t-shirt, tank, oxford, shorts, pants}

{ }

{(t-shirt, short), (tank, pants)}

Answer 1

first one is correct persay, foil method

Answer 2

just a thought:

i think it's the union of the set A and B, considering that the operation involved is multiplication.