Question

Б)16а^3-2а^2(8а-3)
В)2аb(a+b)-ab(a-b)

Answer 1

1)
16a^3-16a^3+6a^2=6a^2
2)
2a^2b+2ab^2-a^2b+ab^2=
a^2b+3ab^2=ab(a+3b)