Question

resposta com a conta (x² - 7x + 10) : (x - 2)

Answer 1

Olá Victor

x² - 7x + 10 = (x - 2)*(x - 5)

(x - 2)*(x - 5)/(x - 2) = x - 5 

Answer 2

x² - 7x + 10) : (x - 2) = (x² - 2x - 5x + 10 ) : (x - 2 ) = [x(x - 2) - 5(x - 2)] : ( x - 2 ) = (x - 5)(x - 2) : (x - 2) = x - 5