Question

Multiply.
(m^2 -2mn) (3mn + n^2)

Answer 1

3m^3n-5m^2n^2-2mn^3

Answer 2

\[3m ^{3}n-5m ^{2}n ^{2}-2mn ^{3}\]

Answer 3

(m^2 -2mn) (n^2 + 3mn)
= m^2n^2 + 3m^3n - 2mn^3 -6m^2n^2
= - 5m^2n^2 + 3m^3n - 2mn^3