2 x - 5*x + 4 ------------ 2 2*x - 32
(4.0 + x^2 - 5.0*x)/(-32.0 + 2.0*x^2)
4 + x*(-5 + x) -------------- / 2\ 2*\-16 + x /
-1 + x --------- 2*(4 + x)
1 5 - - ------- 2 8 + 2*x