Question

Multiply
2ab × ( - 2ab)
3m × ( - 2n) × 4mn

Answer 1

Step-by-step explanation:

1: 2ab × - 2ab

- 4aabb

2: 3m × - 2n × 4mn

-24mmnn

Answer 2

Answer:

1)-4a²b²

2)-24m²n²

Step-by-step explanation:

$2ab \times - 2ab \\ = > - 4 {a}^{2} {b}^{2}$

$3m \times - 2n \times 4mn \\ = > - 24 {m}^{2} {n}^{2}$