(x + 2)*(3 - x) --------------- 2 (x - 8)
(2.0 + x)*(3.0 - x)/(-8.0 + x)^2
-(-3 + x)*(2 + x) ------------------ 2 (-8 + x)
-70 + 15*x -1 - -------------- 2 64 + x - 16*x