x x
e x 2*e
-- - ------ - ---- + acot(x)
2 2 3
x 1 + x x
$$- \frac{x}{x^{2} + 1} + \operatorname{acot}{\left(x \right)} + \frac{e^{x}}{x^{2}} - \frac{2 e^{x}}{x^{3}}$$
x x 2 x
2 e 4*e 2*x 6*e
- ------ + -- - ---- + --------- + ----
2 2 3 2 4
1 + x x x / 2\ x
\1 + x /
$$\frac{2 x^{2}}{\left(x^{2} + 1\right)^{2}} - \frac{2}{x^{2} + 1} + \frac{e^{x}}{x^{2}} - \frac{4 e^{x}}{x^{3}} + \frac{6 e^{x}}{x^{4}}$$
x x 3 x x
e 24*e 8*x 6*e 8*x 18*e
-- - ----- - --------- - ---- + --------- + -----
2 5 3 3 2 4
x x / 2\ x / 2\ x
\1 + x / \1 + x /
$$- \frac{8 x^{3}}{\left(x^{2} + 1\right)^{3}} + \frac{8 x}{\left(x^{2} + 1\right)^{2}} + \frac{e^{x}}{x^{2}} - \frac{6 e^{x}}{x^{3}} + \frac{18 e^{x}}{x^{4}} - \frac{24 e^{x}}{x^{5}}$$
x x 3 x x
e 24*e 8*x 6*e 8*x 18*e
-- - ----- - --------- - ---- + --------- + -----
2 5 3 3 2 4
x x / 2\ x / 2\ x
\1 + x / \1 + x /
$$- \frac{8 x^{3}}{\left(x^{2} + 1\right)^{3}} + \frac{8 x}{\left(x^{2} + 1\right)^{2}} + \frac{e^{x}}{x^{2}} - \frac{6 e^{x}}{x^{3}} + \frac{18 e^{x}}{x^{4}} - \frac{24 e^{x}}{x^{5}}$$