Cократите дробь: x^2-4x+3/x-1
X^2-4x+3/x-1 x^2/1-4x/1+3/x-1/1 xx^2/x•1-x•4x/x•1+3/x-x•1/x•1 x^3/3-4x^2/x+3/x-x/x x^3-4x^2+3-x/x