Question

x square - 9 x minus 90 / X + 6

Answer 1

Given equation

(x² - 9x - 90)/(x+6)

⇒ (x² - 15x + 6x -90)/(x+6)

⇒ [x( x -15) + 6( x -15)]/(x+6)

⇒ [(x+6) (x-15)]/(x + 6)

⇒ (x - 15)