2
x
-- - 5
2
x*acot(x) - ------
2
1 + x
$$x \operatorname{acot}{\left(x \right)} - \frac{\frac{x^{2}}{2} - 5}{x^{2} + 1}$$
/ 2\
2*x x*\-10 + x /
- ------ + ------------ + acot(x)
2 2
1 + x / 2\
\1 + x /
$$\frac{x \left(x^{2} - 10\right)}{\left(x^{2} + 1\right)^{2}} - \frac{2 x}{x^{2} + 1} + \operatorname{acot}{\left(x \right)}$$
/ 2 \
| 4*x | / 2\
|-1 + ------|*\-10 + x /
2 | 2|
6*x \ 1 + x /
-3 + ------ - ------------------------
2 2
1 + x 1 + x
--------------------------------------
2
1 + x
$$\frac{\frac{6 x^{2}}{x^{2} + 1} - \frac{\left(x^{2} - 10\right) \left(\frac{4 x^{2}}{x^{2} + 1} - 1\right)}{x^{2} + 1} - 3}{x^{2} + 1}$$