2/ 2\ / 2\
6*x*sinh \x /*cosh\x /
$$6 x \sinh^{2}{\left (x^{2} \right )} \cosh{\left (x^{2} \right )}$$
/ / 2\ / 2\ 2 2/ 2\ 2 2/ 2\\ / 2\
6*\cosh\x /*sinh\x / + 2*x *sinh \x / + 4*x *cosh \x //*sinh\x /
$$6 \left(2 x^{2} \sinh^{2}{\left (x^{2} \right )} + 4 x^{2} \cosh^{2}{\left (x^{2} \right )} + \sinh{\left (x^{2} \right )} \cosh{\left (x^{2} \right )}\right) \sinh{\left (x^{2} \right )}$$
/ 3/ 2\ 2 3/ 2\ 2/ 2\ / 2\ 2 2/ 2\ / 2\\
12*x*\3*sinh \x / + 4*x *cosh \x / + 6*cosh \x /*sinh\x / + 14*x *sinh \x /*cosh\x //
$$12 x \left(14 x^{2} \sinh^{2}{\left (x^{2} \right )} \cosh{\left (x^{2} \right )} + 4 x^{2} \cosh^{3}{\left (x^{2} \right )} + 3 \sinh^{3}{\left (x^{2} \right )} + 6 \sinh{\left (x^{2} \right )} \cosh^{2}{\left (x^{2} \right )}\right)$$