Question

(3xy - 1) (4xy + 2) PLEASE SIMPLIFY 4 M3

Answer 1

12x²y² + 2xy - 2

Work below:

(3xy - 1) (4xy + 2)

Apply FOIL.

= 3xy * 4xy + 3xy * 2 + ( -1 ) * 4xy + ( -1 ) * 2

= 3 * 4xxyy + 3 * 2xy - 1 * 4xy - 1 * 2

= 12x²y² + 2xy - 2

your answer.

Answer 2

2(2xy+1) is the correct answer