Question

Factorise
a(a+b)^3 - 3a^2b(a+b)
Please solve this

Answer 1

→A(a+b)³-3a²b(a+b)
=a{(a+b)³-3ab(a+b)}
=a[(a+b){(a+b)²-3ab}]
=a{(a+b)(a²+2ab+b²-3ab)}
=a{(a+b)(a²-ab+b²)
=a(a+b)(a²-ab+b²)
(ÆÑẞWĒR)