x
e x
------ + atan(x)*e
2
1 + x
$$e^{x} \operatorname{atan}{\left (x \right )} + \frac{e^{x}}{x^{2} + 1}$$
/ 2 2*x \ x
|------ - --------- + atan(x)|*e
| 2 2 |
|1 + x / 2\ |
\ \1 + x / /
$$\left(- \frac{2 x}{\left(x^{2} + 1\right)^{2}} + \operatorname{atan}{\left (x \right )} + \frac{2}{x^{2} + 1}\right) e^{x}$$
/ 2 \
| 2 3 6*x 8*x | x
|- --------- + ------ - --------- + --------- + atan(x)|*e
| 2 2 2 3 |
| / 2\ 1 + x / 2\ / 2\ |
\ \1 + x / \1 + x / \1 + x / /
$$\left(\frac{8 x^{2}}{\left(x^{2} + 1\right)^{3}} - \frac{6 x}{\left(x^{2} + 1\right)^{2}} + \operatorname{atan}{\left (x \right )} + \frac{3}{x^{2} + 1} - \frac{2}{\left(x^{2} + 1\right)^{2}}\right) e^{x}$$