9 x / 2 \ -----*\x - x + 1/ x + 1
9 / 2 \ x *\1 + x - x/ --------------- 1 + x
x^9*(1.0 + x^2 - x)/(1.0 + x)
9 x *(1 + x*(-1 + x)) ------------------- 1 + x
10 3 5 7 3 9 2 4 6 8 3 + x - 3*x - 3*x - 3*x - 3*x - ----- - 2*x + 3*x + 3*x + 3*x + 3*x 1 + x