/ / 2*x\ 2*x\
| 2*\-1 + 2*e /*e | 2*x
-8*|1 + --------------------|*e
| 2 |
| / 2*x\ |
\ 1 - \-1 + 2*e / /
----------------------------------
____________________
/ 2
/ / 2*x\
\/ 1 - \-1 + 2*e /
$$- \frac{8 \left(1 + \frac{2 \left(2 e^{2 x} - 1\right) e^{2 x}}{1 - \left(2 e^{2 x} - 1\right)^{2}}\right) e^{2 x}}{\sqrt{1 - \left(2 e^{2 x} - 1\right)^{2}}}$$
/ 2 \
| 4*x / 2*x\ 2*x / 2*x\ 4*x|
| 4*e 6*\-1 + 2*e /*e 12*\-1 + 2*e / *e | 2*x
-16*|1 + ------------------ + -------------------- + ----------------------|*e
| 2 2 2 |
| / 2*x\ / 2*x\ / 2\ |
| 1 - \-1 + 2*e / 1 - \-1 + 2*e / | / 2*x\ | |
\ \1 - \-1 + 2*e / / /
---------------------------------------------------------------------------------
____________________
/ 2
/ / 2*x\
\/ 1 - \-1 + 2*e /
$$- \frac{16 \left(1 + \frac{6 \left(2 e^{2 x} - 1\right) e^{2 x}}{1 - \left(2 e^{2 x} - 1\right)^{2}} + \frac{4 e^{4 x}}{1 - \left(2 e^{2 x} - 1\right)^{2}} + \frac{12 \left(2 e^{2 x} - 1\right)^{2} e^{4 x}}{\left(1 - \left(2 e^{2 x} - 1\right)^{2}\right)^{2}}\right) e^{2 x}}{\sqrt{1 - \left(2 e^{2 x} - 1\right)^{2}}}$$