Question

Factorise X cubed -23X squared +142X -120

Answer 1

Answer:

NCERT example

x^2(x-1)-22x(x-1+120(x-1

(x-1)(x^2-22x+120)

X(x-12)-10(x-12)

=(x-12)(x-10)

=(x-1)(x-10)(x-120)