/ /2*x\ 2 2/2*x\\
| 120*x*acot|---| 16*x *acot |---||
2/2*x\ | 2/2*x\ 150 \ 5 / \ 5 /|
400*acot |---|*|acot |---| - --------- - --------------- - ----------------|
\ 5 / | \ 5 / 2 2 2 |
\ 25 + 4*x 25 + 4*x 25 + 4*x /
----------------------------------------------------------------------------
2
/ 2\
\25 + 4*x /
$$\frac{400 \left(- \frac{16 x^{2} \operatorname{acot}^{2}{\left(\frac{2 x}{5} \right)}}{4 x^{2} + 25} - \frac{120 x \operatorname{acot}{\left(\frac{2 x}{5} \right)}}{4 x^{2} + 25} + \operatorname{acot}^{2}{\left(\frac{2 x}{5} \right)} - \frac{150}{4 x^{2} + 25}\right) \operatorname{acot}^{2}{\left(\frac{2 x}{5} \right)}}{\left(4 x^{2} + 25\right)^{2}}$$