2 15*x ------------- 3*x - 2 - 5*x
2 15*x -------- -2 - 2*x
15.0*x^2/(-2.0 - 2.0*x)
2 15*x ---------- 2*(-1 - x)
2 -15*x --------- 2*(1 + x)
15 15 15*x -- - ------- - ---- 2 2 + 2*x 2