/ 2 \
| 12*cosh (x) 12*cosh(x)| 2*x
|-1 - ----------- + ----------|*e
| 2 sinh(x) |
\ sinh (x) /
------------------------------------
3
sinh (x)
$$\frac{\left(-1 + \frac{12 \cosh{\left(x \right)}}{\sinh{\left(x \right)}} - \frac{12 \cosh^{2}{\left(x \right)}}{\sinh^{2}{\left(x \right)}}\right) e^{2 x}}{\sinh^{3}{\left(x \right)}}$$
/ / 2 \ \
| | 20*cosh (x)| |
| 3*|11 - -----------|*cosh(x)|
| 2 | 2 | |
| 72*cosh (x) 36*cosh(x) \ sinh (x) / | 2*x
|10 - ----------- + ---------- - ----------------------------|*e
| 2 sinh(x) sinh(x) |
\ sinh (x) /
-------------------------------------------------------------------
3
sinh (x)
$$\frac{\left(- \frac{3 \left(11 - \frac{20 \cosh^{2}{\left(x \right)}}{\sinh^{2}{\left(x \right)}}\right) \cosh{\left(x \right)}}{\sinh{\left(x \right)}} + 10 + \frac{36 \cosh{\left(x \right)}}{\sinh{\left(x \right)}} - \frac{72 \cosh^{2}{\left(x \right)}}{\sinh^{2}{\left(x \right)}}\right) e^{2 x}}{\sinh^{3}{\left(x \right)}}$$