Question

Me ayudan :((
Efectuar la suma algebraica :

(ab - a²b - 3ab2 + 5a²b) - (ab - 6ab2 + 4ab-6a²b - 6ab2) =

Answer 1

$(ab + 4 {a}^{2} b - 3a {b}^{2} ) - (5ab - 12a {b}^{2} - 6 {a}^{2} b) = \\ ab + 4 {a}^{2} b - 3a {b}^{2} - 5ab + 12a {b}^{2} + 6 {a}^{2} b) = \\ - 4ab + 10 {a}^{2} b + 9a {b}^{2}$