2
2 4*x
------ - ---------
2 2
1 + x / 2\
2 \1 + x /
------ + ----------------------
2 _______________
1 + x / 2
/ 4*x
/ 1 - ---------
/ 2
/ / 2\
\/ \1 + x /
$$\frac{- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + \frac{2}{x^{2} + 1}}{\sqrt{- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1}} + \frac{2}{x^{2} + 1}$$
/ 2 \
| 2 / 2 \ |
| 4*x | 2*x | |
| -3 + ------ 2*|-1 + ------| |
| 2 | 2| |
| 1 + x \ 1 + x / |
4*x*|-1 + ---------------------- + ---------------------------|
| _______________ 3/2|
| / 2 / 2 \ |
| / 4*x / 2\ | 4*x | |
| / 1 - --------- \1 + x /*|1 - ---------| |
| / 2 | 2| |
| / / 2\ | / 2\ | |
\ \/ \1 + x / \ \1 + x / / /
---------------------------------------------------------------
2
/ 2\
\1 + x /
$$\frac{4 x \left(-1 + \frac{\frac{4 x^{2}}{x^{2} + 1} - 3}{\sqrt{- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1}} + \frac{2 \left(\frac{2 x^{2}}{x^{2} + 1} - 1\right)^{2}}{\left(x^{2} + 1\right) \left(- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1\right)^{\frac{3}{2}}}\right)}{\left(x^{2} + 1\right)^{2}}$$
/ / 2 4 \ 3 / 2 \ / 2 4 \ \
| | 8*x 8*x | / 2 \ | 2*x | | 10*x 12*x | / 2 \ / 2 \|
| 3*|1 - ------ + ---------| 2 | 2*x | 2*|-1 + ------|*|1 - ------ + ---------| 2 | 2*x | | 4*x ||
| | 2 2| 24*x *|-1 + ------| | 2| | 2 2| 8*x *|-1 + ------|*|-3 + ------||
| | 1 + x / 2\ | 2 | 2| \ 1 + x / | 1 + x / 2\ | | 2| | 2||
| \ \1 + x / / 4*x \ 1 + x / \ \1 + x / / \ 1 + x / \ 1 + x /|
4*|-1 - -------------------------- + ------ - ---------------------------- - ---------------------------------------- - --------------------------------|
| _______________ 2 5/2 3/2 3/2 |
| / 2 1 + x 3 / 2 \ / 2 \ 2 / 2 \ |
| / 4*x / 2\ | 4*x | / 2\ | 4*x | / 2\ | 4*x | |
| / 1 - --------- \1 + x / *|1 - ---------| \1 + x /*|1 - ---------| \1 + x / *|1 - ---------| |
| / 2 | 2| | 2| | 2| |
| / / 2\ | / 2\ | | / 2\ | | / 2\ | |
\ \/ \1 + x / \ \1 + x / / \ \1 + x / / \ \1 + x / / /
---------------------------------------------------------------------------------------------------------------------------------------------------------
2
/ 2\
\1 + x /
$$\frac{4 \cdot \left(\frac{4 x^{2}}{x^{2} + 1} - 1 - \frac{3 \cdot \left(\frac{8 x^{4}}{\left(x^{2} + 1\right)^{2}} - \frac{8 x^{2}}{x^{2} + 1} + 1\right)}{\sqrt{- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1}} - \frac{8 x^{2} \cdot \left(\frac{2 x^{2}}{x^{2} + 1} - 1\right) \left(\frac{4 x^{2}}{x^{2} + 1} - 3\right)}{\left(x^{2} + 1\right)^{2} \left(- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1\right)^{\frac{3}{2}}} - \frac{2 \cdot \left(\frac{2 x^{2}}{x^{2} + 1} - 1\right) \left(\frac{12 x^{4}}{\left(x^{2} + 1\right)^{2}} - \frac{10 x^{2}}{x^{2} + 1} + 1\right)}{\left(x^{2} + 1\right) \left(- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1\right)^{\frac{3}{2}}} - \frac{24 x^{2} \left(\frac{2 x^{2}}{x^{2} + 1} - 1\right)^{3}}{\left(x^{2} + 1\right)^{3} \left(- \frac{4 x^{2}}{\left(x^{2} + 1\right)^{2}} + 1\right)^{\frac{5}{2}}}\right)}{\left(x^{2} + 1\right)^{2}}$$