Matemática básica Ejemplos

$21 m^{3} - 28 m n^{2}$

Paso 1

Factoriza $7 m$ de $21 m^{3}$ .

$7 m (3 m^{2}) - 28 m n^{2}$

Paso 2

Factoriza $7 m$ de $- 28 m n^{2}$ .

$7 m (3 m^{2}) + 7 m (- 4 n^{2})$

Paso 3

Factoriza $7 m$ de $7 m (3 m^{2}) + 7 m (- 4 n^{2})$ .

$7 m (3 m^{2} - 4 n^{2})$