/ / 2 \ 54*x 6*cos(x)\ sin(x)
|- \- cos (x) + sin(x)/*atan(3*x) - ----------- + --------|*e
| 2 2|
| / 2\ 1 + 9*x |
\ \1 + 9*x / /
$$\left(- \frac{54 x}{\left(9 x^{2} + 1\right)^{2}} - \left(\sin{\left(x \right)} - \cos^{2}{\left(x \right)}\right) \operatorname{atan}{\left(3 x \right)} + \frac{6 \cos{\left(x \right)}}{9 x^{2} + 1}\right) e^{\sin{\left(x \right)}}$$
/ / 2 \ \
| | 36*x | |
| 54*|-1 + --------| |
| / 2 \ | 2| |
| 9*\- cos (x) + sin(x)/ \ 1 + 9*x / / 2 \ 162*x*cos(x)| sin(x)
|- ---------------------- + ------------------ - \1 - cos (x) + 3*sin(x)/*atan(3*x)*cos(x) - ------------|*e
| 2 2 2 |
| 1 + 9*x / 2\ / 2\ |
\ \1 + 9*x / \1 + 9*x / /
$$\left(- \frac{162 x \cos{\left(x \right)}}{\left(9 x^{2} + 1\right)^{2}} - \left(3 \sin{\left(x \right)} - \cos^{2}{\left(x \right)} + 1\right) \cos{\left(x \right)} \operatorname{atan}{\left(3 x \right)} - \frac{9 \left(\sin{\left(x \right)} - \cos^{2}{\left(x \right)}\right)}{9 x^{2} + 1} + \frac{54 \left(\frac{36 x^{2}}{9 x^{2} + 1} - 1\right)}{\left(9 x^{2} + 1\right)^{2}}\right) e^{\sin{\left(x \right)}}$$