Question

factorise : x^2 - 22x + 120​

Answer 1

hey mate

here is your answer

${x}^{2} - 22 x+ 120 \\ = {x}^{2} - 12x - 10x + 120 \\ = x(x - 10) - 12(x - 10) \\ = (x - 10)(x - 12)$

hope it helps u...

Answer 2

(x-11)^2=1

(x-11)^2-1=0

(x-10)(x-12)