Optimal. Leaf size=160 \[ -\frac{1}{3} \sqrt [3]{1-x^3} x^2+\frac{\log \left (x^3+1\right )}{6\ 2^{2/3}}+\frac{1}{6} \log \left (-\sqrt [3]{1-x^3}-x\right )-\frac{\log \left (-\sqrt [3]{1-x^3}-\sqrt [3]{2} x\right )}{2\ 2^{2/3}}+\frac{\tan ^{-1}\left (\frac{1-\frac{2 x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{3 \sqrt{3}}-\frac{\tan ^{-1}\left (\frac{1-\frac{2 \sqrt [3]{2} x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{2^{2/3} \sqrt{3}} \]
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Rubi [A] time = 0.162947, antiderivative size = 228, normalized size of antiderivative = 1.42, number of steps used = 14, number of rules used = 10, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.454, Rules used = {494, 470, 584, 634, 618, 204, 628, 292, 31, 617} \[ -\frac{1}{3} \sqrt [3]{1-x^3} x^2-\frac{1}{18} \log \left (\frac{x^2}{\left (1-x^3\right )^{2/3}}-\frac{x}{\sqrt [3]{1-x^3}}+1\right )+\frac{1}{9} \log \left (\frac{x}{\sqrt [3]{1-x^3}}+1\right )+\frac{\log \left (\frac{2^{2/3} x^2}{\left (1-x^3\right )^{2/3}}-\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}+1\right )}{6\ 2^{2/3}}-\frac{\log \left (\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}+1\right )}{3\ 2^{2/3}}+\frac{\tan ^{-1}\left (\frac{1-\frac{2 x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{3 \sqrt{3}}-\frac{\tan ^{-1}\left (\frac{1-\frac{2 \sqrt [3]{2} x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{2^{2/3} \sqrt{3}} \]
Antiderivative was successfully verified.
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Rule 494
Rule 470
Rule 584
Rule 634
Rule 618
Rule 204
Rule 628
Rule 292
Rule 31
Rule 617
Rubi steps
\begin{align*} \int \frac{x^7}{\left (1-x^3\right )^{2/3} \left (1+x^3\right )} \, dx &=\operatorname{Subst}\left (\int \frac{x^7}{\left (1+x^3\right )^2 \left (1+2 x^3\right )} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}+\frac{1}{3} \operatorname{Subst}\left (\int \frac{x \left (2+x^3\right )}{\left (1+x^3\right ) \left (1+2 x^3\right )} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}+\frac{1}{3} \operatorname{Subst}\left (\int \left (\frac{1}{3 (1+x)}+\frac{-1-x}{3 \left (1-x+x^2\right )}+\frac{3 x}{1+2 x^3}\right ) \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}+\frac{1}{9} \log \left (1+\frac{x}{\sqrt [3]{1-x^3}}\right )+\frac{1}{9} \operatorname{Subst}\left (\int \frac{-1-x}{1-x+x^2} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )+\operatorname{Subst}\left (\int \frac{x}{1+2 x^3} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}+\frac{1}{9} \log \left (1+\frac{x}{\sqrt [3]{1-x^3}}\right )-\frac{1}{18} \operatorname{Subst}\left (\int \frac{-1+2 x}{1-x+x^2} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )-\frac{1}{6} \operatorname{Subst}\left (\int \frac{1}{1-x+x^2} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )-\frac{\operatorname{Subst}\left (\int \frac{1}{1+\sqrt [3]{2} x} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )}{3 \sqrt [3]{2}}+\frac{\operatorname{Subst}\left (\int \frac{1+\sqrt [3]{2} x}{1-\sqrt [3]{2} x+2^{2/3} x^2} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )}{3 \sqrt [3]{2}}\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}-\frac{1}{18} \log \left (1+\frac{x^2}{\left (1-x^3\right )^{2/3}}-\frac{x}{\sqrt [3]{1-x^3}}\right )+\frac{1}{9} \log \left (1+\frac{x}{\sqrt [3]{1-x^3}}\right )-\frac{\log \left (1+\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}\right )}{3\ 2^{2/3}}+\frac{1}{3} \operatorname{Subst}\left (\int \frac{1}{-3-x^2} \, dx,x,-1+\frac{2 x}{\sqrt [3]{1-x^3}}\right )+\frac{\operatorname{Subst}\left (\int \frac{-\sqrt [3]{2}+2\ 2^{2/3} x}{1-\sqrt [3]{2} x+2^{2/3} x^2} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )}{6\ 2^{2/3}}+\frac{\operatorname{Subst}\left (\int \frac{1}{1-\sqrt [3]{2} x+2^{2/3} x^2} \, dx,x,\frac{x}{\sqrt [3]{1-x^3}}\right )}{2 \sqrt [3]{2}}\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}+\frac{\tan ^{-1}\left (\frac{1-\frac{2 x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{3 \sqrt{3}}-\frac{1}{18} \log \left (1+\frac{x^2}{\left (1-x^3\right )^{2/3}}-\frac{x}{\sqrt [3]{1-x^3}}\right )+\frac{1}{9} \log \left (1+\frac{x}{\sqrt [3]{1-x^3}}\right )+\frac{\log \left (1+\frac{2^{2/3} x^2}{\left (1-x^3\right )^{2/3}}-\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}\right )}{6\ 2^{2/3}}-\frac{\log \left (1+\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}\right )}{3\ 2^{2/3}}+\frac{\operatorname{Subst}\left (\int \frac{1}{-3-x^2} \, dx,x,1-\frac{2 \sqrt [3]{2} x}{\sqrt [3]{1-x^3}}\right )}{2^{2/3}}\\ &=-\frac{1}{3} x^2 \sqrt [3]{1-x^3}+\frac{\tan ^{-1}\left (\frac{1-\frac{2 x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{3 \sqrt{3}}-\frac{\tan ^{-1}\left (\frac{1-\frac{2 \sqrt [3]{2} x}{\sqrt [3]{1-x^3}}}{\sqrt{3}}\right )}{2^{2/3} \sqrt{3}}-\frac{1}{18} \log \left (1+\frac{x^2}{\left (1-x^3\right )^{2/3}}-\frac{x}{\sqrt [3]{1-x^3}}\right )+\frac{1}{9} \log \left (1+\frac{x}{\sqrt [3]{1-x^3}}\right )+\frac{\log \left (1+\frac{2^{2/3} x^2}{\left (1-x^3\right )^{2/3}}-\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}\right )}{6\ 2^{2/3}}-\frac{\log \left (1+\frac{\sqrt [3]{2} x}{\sqrt [3]{1-x^3}}\right )}{3\ 2^{2/3}}\\ \end{align*}
Mathematica [C] time = 0.0550037, size = 78, normalized size = 0.49 \[ \frac{1}{15} x^2 \left (x^3 \left (-F_1\left (\frac{5}{3};\frac{2}{3},1;\frac{8}{3};x^3,-x^3\right )\right )+\frac{5 \, _2F_1\left (\frac{2}{3},\frac{2}{3};\frac{5}{3};\frac{2 x^3}{x^3+1}\right )}{\left (x^3+1\right )^{2/3}}-5 \sqrt [3]{1-x^3}\right ) \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.058, size = 0, normalized size = 0. \begin{align*} \int{\frac{{x}^{7}}{{x}^{3}+1} \left ( -{x}^{3}+1 \right ) ^{-{\frac{2}{3}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{7}}{{\left (x^{3} + 1\right )}{\left (-x^{3} + 1\right )}^{\frac{2}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.58954, size = 698, normalized size = 4.36 \begin{align*} -\frac{1}{3} \,{\left (-x^{3} + 1\right )}^{\frac{1}{3}} x^{2} + \frac{1}{6} \cdot 4^{\frac{1}{6}} \sqrt{3} \left (-1\right )^{\frac{1}{3}} \arctan \left (\frac{4^{\frac{1}{6}}{\left (4^{\frac{2}{3}} \sqrt{3} \left (-1\right )^{\frac{2}{3}}{\left (-x^{3} + 1\right )}^{\frac{1}{3}} - 4^{\frac{1}{3}} \sqrt{3} x\right )}}{6 \, x}\right ) + \frac{1}{12} \cdot 4^{\frac{2}{3}} \left (-1\right )^{\frac{1}{3}} \log \left (-\frac{4^{\frac{2}{3}} \left (-1\right )^{\frac{1}{3}} x - 2 \,{\left (-x^{3} + 1\right )}^{\frac{1}{3}}}{x}\right ) - \frac{1}{24} \cdot 4^{\frac{2}{3}} \left (-1\right )^{\frac{1}{3}} \log \left (\frac{2 \cdot 4^{\frac{1}{3}} \left (-1\right )^{\frac{2}{3}} x^{2} + 4^{\frac{2}{3}} \left (-1\right )^{\frac{1}{3}}{\left (-x^{3} + 1\right )}^{\frac{1}{3}} x + 2 \,{\left (-x^{3} + 1\right )}^{\frac{2}{3}}}{x^{2}}\right ) + \frac{1}{9} \, \sqrt{3} \arctan \left (-\frac{\sqrt{3} x - 2 \, \sqrt{3}{\left (-x^{3} + 1\right )}^{\frac{1}{3}}}{3 \, x}\right ) + \frac{1}{9} \, \log \left (\frac{x +{\left (-x^{3} + 1\right )}^{\frac{1}{3}}}{x}\right ) - \frac{1}{18} \, \log \left (\frac{x^{2} -{\left (-x^{3} + 1\right )}^{\frac{1}{3}} x +{\left (-x^{3} + 1\right )}^{\frac{2}{3}}}{x^{2}}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{7}}{\left (- \left (x - 1\right ) \left (x^{2} + x + 1\right )\right )^{\frac{2}{3}} \left (x + 1\right ) \left (x^{2} - x + 1\right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{7}}{{\left (x^{3} + 1\right )}{\left (-x^{3} + 1\right )}^{\frac{2}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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