2 2
(1 + 8*x) 2*(1 + 8*x) *log(x*(1 + 4*x))
8 - ----------- - -----------------------------------
x*(1 + 4*x) / 2 \
x*\1 + log (x*(1 + 4*x))/*(1 + 4*x)
-----------------------------------------------------
/ 2 \
x*\1 + log (x*(1 + 4*x))/*(1 + 4*x)
$$\frac{8 - \frac{\left(8 x + 1\right)^{2}}{x \left(4 x + 1\right)} - \frac{2 \left(8 x + 1\right)^{2} \log{\left(x \left(4 x + 1\right) \right)}}{x \left(4 x + 1\right) \left(\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1\right)}}{x \left(4 x + 1\right) \left(\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1\right)}$$
/ 2 2 2 2 2 \
| 24*log(x*(1 + 4*x)) (1 + 8*x) (1 + 8*x) 3*(1 + 8*x) *log(x*(1 + 4*x)) 4*(1 + 8*x) *log (x*(1 + 4*x)) |
2*(1 + 8*x)*|-12 - --------------------- + ----------- - ----------------------------------- + ----------------------------------- + ------------------------------------|
| 2 x*(1 + 4*x) / 2 \ / 2 \ 2 |
| 1 + log (x*(1 + 4*x)) x*\1 + log (x*(1 + 4*x))/*(1 + 4*x) x*\1 + log (x*(1 + 4*x))/*(1 + 4*x) / 2 \ |
\ x*\1 + log (x*(1 + 4*x))/ *(1 + 4*x)/
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------
2 / 2 \ 2
x *\1 + log (x*(1 + 4*x))/*(1 + 4*x)
$$\frac{2 \left(8 x + 1\right) \left(-12 - \frac{24 \log{\left(x \left(4 x + 1\right) \right)}}{\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1} + \frac{\left(8 x + 1\right)^{2}}{x \left(4 x + 1\right)} + \frac{3 \left(8 x + 1\right)^{2} \log{\left(x \left(4 x + 1\right) \right)}}{x \left(4 x + 1\right) \left(\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1\right)} - \frac{\left(8 x + 1\right)^{2}}{x \left(4 x + 1\right) \left(\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1\right)} + \frac{4 \left(8 x + 1\right)^{2} \log{\left(x \left(4 x + 1\right) \right)}^{2}}{x \left(4 x + 1\right) \left(\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1\right)^{2}}\right)}{x^{2} \left(4 x + 1\right)^{2} \left(\log{\left(x \left(4 x + 1\right) \right)}^{2} + 1\right)}$$