Question

2ab (3a² + 3ab - 5b²) multiplicacion

Answer 1

2ab ( 3a² +3ab -5b²) = (2ab)(3a²) +(2ab)(3ab) - (2ab)(5b²)=(6a³b +6a²b² -10ab³)

Answer 2

2ab (3a² + 3ab - 5b²)2abx3a²= 6a²b 
2abx3ab= 6ab
2abx5b²= 10ab²
 (6a²b + 6ab - 10ab²)
12a²b-10ab²

2ab = respuesta 
Espero te sirva :33