Question

x^2+16x-225 factorise???????​

Answer 1

Your Solution:

x² + 16x - 225

》x² + 25x − 9x −225

》x(x + 25) - 9(x + 25)

》(x - 9) (x + 25)

I hope you got it.

Keep learning and keep growing :)

Answer 2

answer

x² + 16x - 225

x² + 25x - 9x -225

x(x + 25) - 9(x + 25)

(x - 9) (x + 25)