3 2 ________
atan (x)*cos(x) 3*atan (x)*\/ sin(x)
--------------- + ---------------------
________ 2
2*\/ sin(x) 1 + x
$$\frac{\cos{\left(x \right)} \operatorname{atan}^{3}{\left(x \right)}}{2 \sqrt{\sin{\left(x \right)}}} + \frac{3 \sqrt{\sin{\left(x \right)}} \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1}$$
/ / 2 \ \
| 2 | ________ cos (x) | |
| atan (x)*|2*\/ sin(x) + ---------| |
| | 3/2 | ________ |
| \ sin (x)/ 6*\/ sin(x) *(-1 + x*atan(x)) 3*atan(x)*cos(x) |
|- ----------------------------------- - ----------------------------- + -------------------|*atan(x)
| 4 2 / 2\ ________|
| / 2\ \1 + x /*\/ sin(x) |
\ \1 + x / /
$$\left(- \frac{\left(2 \sqrt{\sin{\left(x \right)}} + \frac{\cos^{2}{\left(x \right)}}{\sin^{\frac{3}{2}}{\left(x \right)}}\right) \operatorname{atan}^{2}{\left(x \right)}}{4} + \frac{3 \cos{\left(x \right)} \operatorname{atan}{\left(x \right)}}{\left(x^{2} + 1\right) \sqrt{\sin{\left(x \right)}}} - \frac{6 \left(x \operatorname{atan}{\left(x \right)} - 1\right) \sqrt{\sin{\left(x \right)}}}{\left(x^{2} + 1\right)^{2}}\right) \operatorname{atan}{\left(x \right)}$$
/ 2 2 \ / 2 \ / 2 \
________ | 1 2 6*x*atan(x) 4*x *atan (x)| 2 | ________ cos (x) | 3 | 3*cos (x)|
6*\/ sin(x) *|------ - atan (x) - ----------- + -------------| 9*atan (x)*|2*\/ sin(x) + ---------| atan (x)*|2 + ---------|*cos(x)
| 2 2 2 | | 3/2 | | 2 |
\1 + x 1 + x 1 + x / \ sin (x)/ \ sin (x) / 9*(-1 + x*atan(x))*atan(x)*cos(x)
-------------------------------------------------------------- - ------------------------------------- + ------------------------------- - ---------------------------------
2 / 2\ ________ 2
/ 2\ 4*\1 + x / 8*\/ sin(x) / 2\ ________
\1 + x / \1 + x / *\/ sin(x)
$$\frac{\left(2 + \frac{3 \cos^{2}{\left(x \right)}}{\sin^{2}{\left(x \right)}}\right) \cos{\left(x \right)} \operatorname{atan}^{3}{\left(x \right)}}{8 \sqrt{\sin{\left(x \right)}}} - \frac{9 \left(2 \sqrt{\sin{\left(x \right)}} + \frac{\cos^{2}{\left(x \right)}}{\sin^{\frac{3}{2}}{\left(x \right)}}\right) \operatorname{atan}^{2}{\left(x \right)}}{4 \left(x^{2} + 1\right)} - \frac{9 \left(x \operatorname{atan}{\left(x \right)} - 1\right) \cos{\left(x \right)} \operatorname{atan}{\left(x \right)}}{\left(x^{2} + 1\right)^{2} \sqrt{\sin{\left(x \right)}}} + \frac{6 \left(\frac{4 x^{2} \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1} - \frac{6 x \operatorname{atan}{\left(x \right)}}{x^{2} + 1} - \operatorname{atan}^{2}{\left(x \right)} + \frac{1}{x^{2} + 1}\right) \sqrt{\sin{\left(x \right)}}}{\left(x^{2} + 1\right)^{2}}$$