Question

(lim x стремится к 1) x^2-3x+2/x^2-4x+3

Answer 1

$lim_{x to 1} frac{x^2-3x+2}{x^2-4x+3}= lim_{x to 1} frac{(x-1)(x-2)}{(x-1)(x-3)}= lim_{x to 1} frac{x-1}{x-1} * frac{-1}{-2} = frac{1}{2} *1= frac{1}{2}$