Question

Q-4 Factories (1) x³+8x²+9x+18​

Answer 1

Ans:- x³+8x²+9x-18

= x³- x² + 9x² - 9x + 18x - 18

= x²(x - 1) + 9x(x - 1) + 18(x - 1)

= (x - 1)(x² + 9x + 18)

= (x - 1)(x²+ 3x + 6x + 18)

= (x - 1)(x(x + 3)+6(x + 3)

= (x - 1)(x + 3)(x + 6)

here is your answer

hope it will help you