Question

let A= {1,2,3} and let b = {4,5} find A x B

Answer 1

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

{1, 2, 3, 4, 5}

{ }

{1, 2, 3}

Answer 2

answer choices above

Answer 3

just multiply 1,4 1,5 2,4 2,5........

Answer 4

i got 1600.. how would that be my answer