2 -4*x + 3*x ------------- 3 2 x - 2*x + 1
(3.0*x^2 - 4.0*x)/(1.0 + x^3 - 2.0*x^2)
x*(-4 + 3*x) --------------- 2 1 + x *(-2 + x)
x*(-4 + 3*x) ------------- 3 2 1 + x - 2*x
x*(-4 + 3*x) ---------------------- / 2 \ (-1 + x)*\-1 + x - x/