Question

a(a+b)^3-3a^2b(a+b) plleasee teel mme annssweerr

Answer 1

Answer:

a(a+b)^3-3a^2b(a+b)

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

=a(a+b) (a^2+2ab+b^2-3ab)

=a(a+b)(a^2-ab+b^2)