Question

long questions
2a(7a²b²+ab²+5b)-9b(-2a²b²+2b²+3a)
pls fast ​

Answer 1

Step-by-step explanation:

Solution:-

$2a(7 {a}^{2} {b}^{2} + ab {}^{2} + 5b) - 9b( - 2 {a}^{2} b {}^{2} + 2 {b}^{2} + 3a) \\ = 14 {a}^{3} {b}^{2} + 2 {a}^{2} b {}^{2} + 10ab + 18a {}^{2} {b}^{3} - 18 {b}^{3} - 27ab \\ = 14 {a}^{3} {b}^{2} + 18 {a}^{2} {b}^{3} - 18 {b}^{3} + 2 {a}^{2} {b}^{2} - 17ab$

Answer 2

Answer:

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