x x x
cosh(x)*e + e *sinh(x) e *sinh(x)*sinh(x - 1)
----------------------- - ----------------------
cosh(x - 1) 2
cosh (x - 1)
$$\frac{e^{x} \sinh{\left(x \right)} + e^{x} \cosh{\left(x \right)}}{\cosh{\left(x - 1 \right)}} - \frac{e^{x} \sinh{\left(x \right)} \sinh{\left(x - 1 \right)}}{\cosh^{2}{\left(x - 1 \right)}}$$
/ / 2 \ \
| | 2*sinh (-1 + x)| 2*(cosh(x) + sinh(x))*sinh(-1 + x)| x
|2*cosh(x) + 2*sinh(x) + |-1 + ---------------|*sinh(x) - ----------------------------------|*e
| | 2 | cosh(-1 + x) |
\ \ cosh (-1 + x) / /
------------------------------------------------------------------------------------------------
cosh(-1 + x)
$$\frac{\left(\left(\frac{2 \sinh^{2}{\left(x - 1 \right)}}{\cosh^{2}{\left(x - 1 \right)}} - 1\right) \sinh{\left(x \right)} - \frac{2 \left(\sinh{\left(x \right)} + \cosh{\left(x \right)}\right) \sinh{\left(x - 1 \right)}}{\cosh{\left(x - 1 \right)}} + 2 \sinh{\left(x \right)} + 2 \cosh{\left(x \right)}\right) e^{x}}{\cosh{\left(x - 1 \right)}}$$
/ / 2 \ \
| | 6*sinh (-1 + x)| |
| |-5 + ---------------|*sinh(x)*sinh(-1 + x)|
| / 2 \ | 2 | |
| | 2*sinh (-1 + x)| 6*(cosh(x) + sinh(x))*sinh(-1 + x) \ cosh (-1 + x) / | x
|4*cosh(x) + 4*sinh(x) + 3*|-1 + ---------------|*(cosh(x) + sinh(x)) - ---------------------------------- - -------------------------------------------|*e
| | 2 | cosh(-1 + x) cosh(-1 + x) |
\ \ cosh (-1 + x) / /
------------------------------------------------------------------------------------------------------------------------------------------------------------
cosh(-1 + x)
$$\frac{\left(3 \left(\frac{2 \sinh^{2}{\left(x - 1 \right)}}{\cosh^{2}{\left(x - 1 \right)}} - 1\right) \left(\sinh{\left(x \right)} + \cosh{\left(x \right)}\right) - \frac{\left(\frac{6 \sinh^{2}{\left(x - 1 \right)}}{\cosh^{2}{\left(x - 1 \right)}} - 5\right) \sinh{\left(x \right)} \sinh{\left(x - 1 \right)}}{\cosh{\left(x - 1 \right)}} - \frac{6 \left(\sinh{\left(x \right)} + \cosh{\left(x \right)}\right) \sinh{\left(x - 1 \right)}}{\cosh{\left(x - 1 \right)}} + 4 \sinh{\left(x \right)} + 4 \cosh{\left(x \right)}\right) e^{x}}{\cosh{\left(x - 1 \right)}}$$