1
-2*x - ----------------------------------
___ 3/2/ _____\
4*\/ x *(1 + 3*x)*atan \\/ 3*x /
$$- 2 x - \frac{1}{4 \sqrt{x} \left(3 x + 1\right) \operatorname{atan}^{\frac{3}{2}}{\left(\sqrt{3 x} \right)}}$$
___
1 3 3*\/ 3
-2 + --------------------------------- + ----------------------------------- + --------------------------------
3/2 3/2/ _____\ ___ 2 3/2/ _____\ 2 5/2/ _____\
8*x *(1 + 3*x)*atan \\/ 3*x / 4*\/ x *(1 + 3*x) *atan \\/ 3*x / 16*x*(1 + 3*x) *atan \\/ 3*x /
$$-2 + \frac{3 \sqrt{3}}{16 x \left(3 x + 1\right)^{2} \operatorname{atan}^{\frac{5}{2}}{\left(\sqrt{3 x} \right)}} + \frac{3}{4 \sqrt{x} \left(3 x + 1\right)^{2} \operatorname{atan}^{\frac{3}{2}}{\left(\sqrt{3 x} \right)}} + \frac{1}{8 x^{\frac{3}{2}} \left(3 x + 1\right) \operatorname{atan}^{\frac{3}{2}}{\left(\sqrt{3 x} \right)}}$$
/ ___ ___ \
| 4 16 96 15 6*\/ 3 36*\/ 3 |
-3*|---- + -------------- + ---------------- + ------------------------------ + -------------------------- + --------------------------|
| 5/2 3/2 ___ 2 3/2 2 2/ _____\ 2 / _____\ 2 / _____\|
\x x *(1 + 3*x) \/ x *(1 + 3*x) x *(1 + 3*x) *atan \\/ 3*x / x *(1 + 3*x)*atan\\/ 3*x / x*(1 + 3*x) *atan\\/ 3*x //
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3/2/ _____\
64*(1 + 3*x)*atan \\/ 3*x /
$$- \frac{3 \left(\frac{36 \sqrt{3}}{x \left(3 x + 1\right)^{2} \operatorname{atan}{\left(\sqrt{3 x} \right)}} + \frac{6 \sqrt{3}}{x^{2} \left(3 x + 1\right) \operatorname{atan}{\left(\sqrt{3 x} \right)}} + \frac{96}{\sqrt{x} \left(3 x + 1\right)^{2}} + \frac{16}{x^{\frac{3}{2}} \left(3 x + 1\right)} + \frac{15}{x^{\frac{3}{2}} \left(3 x + 1\right)^{2} \operatorname{atan}^{2}{\left(\sqrt{3 x} \right)}} + \frac{4}{x^{\frac{5}{2}}}\right)}{64 \left(3 x + 1\right) \operatorname{atan}^{\frac{3}{2}}{\left(\sqrt{3 x} \right)}}$$