Question

Resolva:
(x² - x - 30)÷(x + 6)

Answer 1

Explicação passo-a-passo:

$\sf \dfrac{x^2-x-30}{x+6}$

$\sf =\dfrac{x^2+5x-6x-30}{x-6}$

$\sf =\dfrac{x\cdot(x+5)-6\cdot(x+5)}{x-6}$

$\sf =\dfrac{(x+5)\cdot(x-6)}{x-6}$

$\sf =x+5$