-1
-----------------------------
2/3 / 2/3\ /3 ___\
3*x *\1 + x /*acot\\/ x /
$$- \frac{1}{3 x^{\frac{2}{3}} \left(x^{\frac{2}{3}} + 1\right) \operatorname{acot}{\left (\sqrt[3]{x} \right )}}$$
2 2 1
---- + ------------ - ---------------------------
5/3 / 2/3\ 4/3 / 2/3\ /3 ___\
x x*\1 + x / x *\1 + x /*acot\\/ x /
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/ 2/3\ /3 ___\
9*\1 + x /*acot\\/ x /
$$\frac{\frac{2}{x \left(x^{\frac{2}{3}} + 1\right)} - \frac{1}{x^{\frac{4}{3}} \left(x^{\frac{2}{3}} + 1\right) \operatorname{acot}{\left (\sqrt[3]{x} \right )}} + \frac{2}{x^{\frac{5}{3}}}}{9 \left(x^{\frac{2}{3}} + 1\right) \operatorname{acot}{\left (\sqrt[3]{x} \right )}}$$
/ 5 5 4 1 3 3 \
2*|- ---- - ------------- - ---------------- - --------------------------- + --------------------------- + ----------------------------|
| 8/3 2 / 2/3\ 2 2 7/3 / 2/3\ /3 ___\ 2 |
| x x *\1 + x / 4/3 / 2/3\ 2 / 2/3\ 2/3 ___\ x *\1 + x /*acot\\/ x / 5/3 / 2/3\ /3 ___\|
\ x *\1 + x / x *\1 + x / *acot \\/ x / x *\1 + x / *acot\\/ x //
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/ 2/3\ /3 ___\
27*\1 + x /*acot\\/ x /
$$\frac{1}{27 \left(x^{\frac{2}{3}} + 1\right) \operatorname{acot}{\left (\sqrt[3]{x} \right )}} \left(- \frac{10}{x^{2} \left(x^{\frac{2}{3}} + 1\right)} - \frac{2}{x^{2} \left(x^{\frac{2}{3}} + 1\right)^{2} \operatorname{acot}^{2}{\left (\sqrt[3]{x} \right )}} - \frac{8}{x^{\frac{4}{3}} \left(x^{\frac{2}{3}} + 1\right)^{2}} + \frac{6}{x^{\frac{5}{3}} \left(x^{\frac{2}{3}} + 1\right)^{2} \operatorname{acot}{\left (\sqrt[3]{x} \right )}} + \frac{6}{x^{\frac{7}{3}} \left(x^{\frac{2}{3}} + 1\right) \operatorname{acot}{\left (\sqrt[3]{x} \right )}} - \frac{10}{x^{\frac{8}{3}}}\right)$$