Respuesta :

caylus
Hello,
if express means simplify than
[tex] \dfrac{x^2-2x+1}{x^2-4x+3y} \\ = \dfrac{(x-1)^2}{(x-2)^2-1} \\ = \dfrac{(x-1)^2}{(x-3)(x-1)} \\ = \dfrac{x-1}{x-3} [/tex]