Question

Factorizacion
21m3n2+9m4n-15m7n+33m6n

Answer 1

$21 m^{3} n^{2} +9 m^{4} n -15 m^{7} n + 33 m^{6}n$

$3 m^{3} n (7n+3m-5 m^{4} +11 m^{3})$