4*(x*cosh(x) + sinh(x)) 6*x*sinh(x)
2*cosh(x) + x*sinh(x) - ----------------------- + -----------
1 + x 2
(1 + x)
-------------------------------------------------------------
2
(1 + x)
$$\frac{x \sinh{\left(x \right)} + \frac{6 x \sinh{\left(x \right)}}{\left(x + 1\right)^{2}} + 2 \cosh{\left(x \right)} - \frac{4 \left(x \cosh{\left(x \right)} + \sinh{\left(x \right)}\right)}{x + 1}}{\left(x + 1\right)^{2}}$$
6*(2*cosh(x) + x*sinh(x)) 18*(x*cosh(x) + sinh(x)) 24*x*sinh(x)
3*sinh(x) + x*cosh(x) - ------------------------- + ------------------------ - ------------
1 + x 2 3
(1 + x) (1 + x)
-------------------------------------------------------------------------------------------
2
(1 + x)
$$\frac{x \cosh{\left(x \right)} - \frac{24 x \sinh{\left(x \right)}}{\left(x + 1\right)^{3}} + 3 \sinh{\left(x \right)} - \frac{6 \left(x \sinh{\left(x \right)} + 2 \cosh{\left(x \right)}\right)}{x + 1} + \frac{18 \left(x \cosh{\left(x \right)} + \sinh{\left(x \right)}\right)}{\left(x + 1\right)^{2}}}{\left(x + 1\right)^{2}}$$