2
x *cosh(x) + 2*x*sinh(x)
$$x^{2} \cosh{\left (x \right )} + 2 x \sinh{\left (x \right )}$$
2
2*sinh(x) + x *sinh(x) + 4*x*cosh(x)
$$x^{2} \sinh{\left (x \right )} + 4 x \cosh{\left (x \right )} + 2 \sinh{\left (x \right )}$$
2
6*cosh(x) + x *cosh(x) + 6*x*sinh(x)
$$x^{2} \cosh{\left (x \right )} + 6 x \sinh{\left (x \right )} + 6 \cosh{\left (x \right )}$$