Question

Qu.no 4) (a - b)(a + ab +b2) is equals
to *​

Answer 1

Step-by-step explanation:

(a-b)(a+ab+b²)

=a(a+ab+b²)-b(a+ab+b²)

=a²+a²b+ab²-ab-ab²-b³

=-b³+a²+a²b-ab

Answer 2

Answer:

$(a - b)(a + ab + b {}^{2} ) \\ = a {}^{2} + a {}^{2} b + ab {}^{2} - ab - ab {}^{2} - b {}^{3}$