/ 2 \
\1 + tan (x)/*log(3)
$$\left(\tan^{2}{\left(x \right)} + 1\right) \log{\left(3 \right)}$$
/ 2 \
2*\1 + tan (x)/*log(3)*tan(x)
$$2 \left(\tan^{2}{\left(x \right)} + 1\right) \log{\left(3 \right)} \tan{\left(x \right)}$$
/ 2 \ / 2 \
2*\1 + tan (x)/*\1 + 3*tan (x)/*log(3)
$$2 \left(\tan^{2}{\left(x \right)} + 1\right) \left(3 \tan^{2}{\left(x \right)} + 1\right) \log{\left(3 \right)}$$