Question

find the product of (a²+2b²) and (5a-3b)​

Answer 1

Answer:

(a²+2b²)(5a-3b)

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