Question

Помогите сократить дробь

Answer 1

$\frac{ x^{2} (x-2)-9(x-2)}{(x-2)(x+3)} = \frac{(x-2)( x^{2} -9)}{(x-2)(x+3)} = \frac{(x+3)(x-3)}{(x+3)} =$$(x-3)$