6 2 36 x + - - 6 + x + -- - 12 + 36 x 2 x
2 6 36 18 + x + x + - + -- x 2 x
18.0 + x + x^2 + 6.0/x + 36.0/x^2
3 2 / 2 3 \ 24*x + 36*x + x *\6 + x + x - 6*x/ ------------------------------------- 3 x
2 / 2 3 \ 36 + 24*x + x*\6 + x + x - 6*x/ ---------------------------------- 2 x
2 36 + 6*x 18 + x + x + -------- 2 x
3 4 2 36 + x + x + 6*x + 18*x -------------------------- 2 x