/ d / log(5) \\|
(-2 - 2*x)*|-----|---------||| 2
\dxi_2\log(xi_2)//|xi_2=4 - 2*x - x
$$\left(- 2 x - 2\right) \left. \frac{d}{d \xi_{2}} \frac{\log{\left(5 \right)}}{\log{\left(\xi_{2} \right)}} \right|_{\substack{ \xi_{2}=- x^{2} + \left(4 - 2 x\right) }}$$
/ 2 / 2 \ \
| 2*(1 + x) *|1 + -----------------|*log(5)|
| | / 2 \| |
| / d / log(5) \\| \ log\4 - x - 2*x// |
2*|- |-----|---------||| 2 + -----------------------------------------|
| \dxi_2\log(xi_2)//|xi_2=4 - x - 2*x 2 |
| / 2 \ 2/ 2 \ |
\ \-4 + x + 2*x/ *log \4 - x - 2*x/ /
$$2 \left(\frac{2 \left(1 + \frac{2}{\log{\left(- x^{2} - 2 x + 4 \right)}}\right) \left(x + 1\right)^{2} \log{\left(5 \right)}}{\left(x^{2} + 2 x - 4\right)^{2} \log{\left(- x^{2} - 2 x + 4 \right)}^{2}} - \left. \frac{d}{d \xi_{2}} \frac{\log{\left(5 \right)}}{\log{\left(\xi_{2} \right)}} \right|_{\substack{ \xi_{2}=- x^{2} - 2 x + 4 }}\right)$$
/ 2 / 2 \ 2 / 2 \\
| 4*(1 + x) *|1 + -----------------| 4*(1 + x) *|1 + -----------------||
| 2 | / 2 \| | / 2 \||
| 6 4*(1 + x) \ log\4 - x - 2*x// \ log\4 - x - 2*x//|
4*(1 + x)*|3 + ----------------- - ---------------------------------- - ---------------------------------- - ----------------------------------|*log(5)
| / 2 \ / 2 \ 2/ 2 \ 2 / 2 \ / 2 \ |
\ log\4 - x - 2*x/ \-4 + x + 2*x/*log \4 - x - 2*x/ -4 + x + 2*x \-4 + x + 2*x/*log\4 - x - 2*x/ /
-------------------------------------------------------------------------------------------------------------------------------------------------------
2
/ 2 \ 2/ 2 \
\-4 + x + 2*x/ *log \4 - x - 2*x/
$$\frac{4 \left(x + 1\right) \left(- \frac{4 \left(1 + \frac{2}{\log{\left(- x^{2} - 2 x + 4 \right)}}\right) \left(x + 1\right)^{2}}{x^{2} + 2 x - 4} - \frac{4 \left(1 + \frac{2}{\log{\left(- x^{2} - 2 x + 4 \right)}}\right) \left(x + 1\right)^{2}}{\left(x^{2} + 2 x - 4\right) \log{\left(- x^{2} - 2 x + 4 \right)}} - \frac{4 \left(x + 1\right)^{2}}{\left(x^{2} + 2 x - 4\right) \log{\left(- x^{2} - 2 x + 4 \right)}^{2}} + 3 + \frac{6}{\log{\left(- x^{2} - 2 x + 4 \right)}}\right) \log{\left(5 \right)}}{\left(x^{2} + 2 x - 4\right)^{2} \log{\left(- x^{2} - 2 x + 4 \right)}^{2}}$$