x
2*tan (2) x
--------- + tan (2)*(pi*I + log(-tan(2)))*atan(2*x)
2
1 + 4*x
$$\left(\log{\left(- \tan{\left(2 \right)} \right)} + i \pi\right) \tan^{x}{\left(2 \right)} \operatorname{atan}{\left(2 x \right)} + \frac{2 \tan^{x}{\left(2 \right)}}{4 x^{2} + 1}$$
x / 2 16*x 4*(pi*I + log(-tan(2)))\
tan (2)*|(pi*I + log(-tan(2))) *atan(2*x) - ----------- + -----------------------|
| 2 2 |
| / 2\ 1 + 4*x |
\ \1 + 4*x / /
$$\left(- \frac{16 x}{\left(4 x^{2} + 1\right)^{2}} + \left(\log{\left(- \tan{\left(2 \right)} \right)} + i \pi\right)^{2} \operatorname{atan}{\left(2 x \right)} + \frac{4 \left(\log{\left(- \tan{\left(2 \right)} \right)} + i \pi\right)}{4 x^{2} + 1}\right) \tan^{x}{\left(2 \right)}$$
/ / 2 \ \
| | 16*x | |
| 16*|-1 + --------| |
| 2 | 2| |
x | 3 6*(pi*I + log(-tan(2))) \ 1 + 4*x / 48*x*(pi*I + log(-tan(2)))|
tan (2)*|(pi*I + log(-tan(2))) *atan(2*x) + ------------------------ + ------------------ - --------------------------|
| 2 2 2 |
| 1 + 4*x / 2\ / 2\ |
\ \1 + 4*x / \1 + 4*x / /
$$\left(- \frac{48 x \left(\log{\left(- \tan{\left(2 \right)} \right)} + i \pi\right)}{\left(4 x^{2} + 1\right)^{2}} + \left(\log{\left(- \tan{\left(2 \right)} \right)} + i \pi\right)^{3} \operatorname{atan}{\left(2 x \right)} + \frac{6 \left(\log{\left(- \tan{\left(2 \right)} \right)} + i \pi\right)^{2}}{4 x^{2} + 1} + \frac{16 \left(\frac{16 x^{2}}{4 x^{2} + 1} - 1\right)}{\left(4 x^{2} + 1\right)^{2}}\right) \tan^{x}{\left(2 \right)}$$