posted by tela .
can someone show me step by step how to do the sum, product, and difference for this problem X -1 : X-2
Not quite sure what you are after, but
(x-1) + (x-2) = 2x-3
(x-1) - (x-2) = 1
(x-1)(x-2) = x^2-3x+2
(x-1)/(x-2) = 1 + 1/(x-2)
If that's not what you want, please elucidate.