1 sin(x) x*tanh(x)
- ------- + ------- - ---------
sech(x) 2 sech(x)
cos (x)
$$- \frac{x \tanh{\left(x \right)}}{\operatorname{sech}{\left(x \right)}} + \frac{\sin{\left(x \right)}}{\cos^{2}{\left(x \right)}} - \frac{1}{\operatorname{sech}{\left(x \right)}}$$
2 / 2 \ 2
1 2*tanh(x) 2*sin (x) x*\-1 + tanh (x)/ x*tanh (x)
------ - --------- + --------- + ----------------- - ----------
cos(x) sech(x) 3 sech(x) sech(x)
cos (x)
$$\frac{x \left(\tanh^{2}{\left(x \right)} - 1\right)}{\operatorname{sech}{\left(x \right)}} - \frac{x \tanh^{2}{\left(x \right)}}{\operatorname{sech}{\left(x \right)}} + \frac{2 \sin^{2}{\left(x \right)}}{\cos^{3}{\left(x \right)}} - \frac{2 \tanh{\left(x \right)}}{\operatorname{sech}{\left(x \right)}} + \frac{1}{\cos{\left(x \right)}}$$
2 / 2 \ 3 3 / 2 \
3*tanh (x) 3*\-1 + tanh (x)/ 5*sin(x) 6*sin (x) x*tanh (x) x*\-1 + tanh (x)/*tanh(x)
- ---------- + ----------------- + -------- + --------- - ---------- + -------------------------
sech(x) sech(x) 2 4 sech(x) sech(x)
cos (x) cos (x)
$$\frac{x \left(\tanh^{2}{\left(x \right)} - 1\right) \tanh{\left(x \right)}}{\operatorname{sech}{\left(x \right)}} - \frac{x \tanh^{3}{\left(x \right)}}{\operatorname{sech}{\left(x \right)}} + \frac{3 \left(\tanh^{2}{\left(x \right)} - 1\right)}{\operatorname{sech}{\left(x \right)}} + \frac{6 \sin^{3}{\left(x \right)}}{\cos^{4}{\left(x \right)}} + \frac{5 \sin{\left(x \right)}}{\cos^{2}{\left(x \right)}} - \frac{3 \tanh^{2}{\left(x \right)}}{\operatorname{sech}{\left(x \right)}}$$