Integrand size = 13, antiderivative size = 110 \[ \int x^9 \sqrt [3]{1+x^6} \, dx=\frac {1}{36} \sqrt [3]{1+x^6} \left (x^4+3 x^{10}\right )+\frac {\arctan \left (\frac {\sqrt {3} x^2}{x^2+2 \sqrt [3]{1+x^6}}\right )}{18 \sqrt {3}}+\frac {1}{54} \log \left (-x^2+\sqrt [3]{1+x^6}\right )-\frac {1}{108} \log \left (x^4+x^2 \sqrt [3]{1+x^6}+\left (1+x^6\right )^{2/3}\right ) \]
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Time = 0.03 (sec) , antiderivative size = 85, normalized size of antiderivative = 0.77, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.308, Rules used = {281, 285, 327, 337} \[ \int x^9 \sqrt [3]{1+x^6} \, dx=\frac {\arctan \left (\frac {\frac {2 x^2}{\sqrt [3]{x^6+1}}+1}{\sqrt {3}}\right )}{18 \sqrt {3}}+\frac {1}{12} \sqrt [3]{x^6+1} x^{10}+\frac {1}{36} \sqrt [3]{x^6+1} x^4+\frac {1}{36} \log \left (x^2-\sqrt [3]{x^6+1}\right ) \]
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Rule 281
Rule 285
Rule 327
Rule 337
Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \text {Subst}\left (\int x^4 \sqrt [3]{1+x^3} \, dx,x,x^2\right ) \\ & = \frac {1}{12} x^{10} \sqrt [3]{1+x^6}+\frac {1}{12} \text {Subst}\left (\int \frac {x^4}{\left (1+x^3\right )^{2/3}} \, dx,x,x^2\right ) \\ & = \frac {1}{36} x^4 \sqrt [3]{1+x^6}+\frac {1}{12} x^{10} \sqrt [3]{1+x^6}-\frac {1}{18} \text {Subst}\left (\int \frac {x}{\left (1+x^3\right )^{2/3}} \, dx,x,x^2\right ) \\ & = \frac {1}{36} x^4 \sqrt [3]{1+x^6}+\frac {1}{12} x^{10} \sqrt [3]{1+x^6}+\frac {\arctan \left (\frac {1+\frac {2 x^2}{\sqrt [3]{1+x^6}}}{\sqrt {3}}\right )}{18 \sqrt {3}}+\frac {1}{36} \log \left (x^2-\sqrt [3]{1+x^6}\right ) \\ \end{align*}
Time = 0.63 (sec) , antiderivative size = 106, normalized size of antiderivative = 0.96 \[ \int x^9 \sqrt [3]{1+x^6} \, dx=\frac {1}{108} \left (3 \sqrt [3]{1+x^6} \left (x^4+3 x^{10}\right )+2 \sqrt {3} \arctan \left (\frac {\sqrt {3} x^2}{x^2+2 \sqrt [3]{1+x^6}}\right )+2 \log \left (-x^2+\sqrt [3]{1+x^6}\right )-\log \left (x^4+x^2 \sqrt [3]{1+x^6}+\left (1+x^6\right )^{2/3}\right )\right ) \]
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Result contains higher order function than in optimal. Order 5 vs. order 3.
Time = 1.81 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.15
method | result | size |
meijerg | \(\frac {x^{10} \operatorname {hypergeom}\left (\left [-\frac {1}{3}, \frac {5}{3}\right ], \left [\frac {8}{3}\right ], -x^{6}\right )}{10}\) | \(17\) |
risch | \(\frac {x^{4} \left (3 x^{6}+1\right ) \left (x^{6}+1\right )^{\frac {1}{3}}}{36}-\frac {x^{4} \operatorname {hypergeom}\left (\left [\frac {2}{3}, \frac {2}{3}\right ], \left [\frac {5}{3}\right ], -x^{6}\right )}{36}\) | \(37\) |
pseudoelliptic | \(\frac {9 \left (x^{6}+1\right )^{\frac {1}{3}} x^{10}+3 x^{4} \left (x^{6}+1\right )^{\frac {1}{3}}-2 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (x^{2}+2 \left (x^{6}+1\right )^{\frac {1}{3}}\right )}{3 x^{2}}\right )-\ln \left (\frac {x^{4}+x^{2} \left (x^{6}+1\right )^{\frac {1}{3}}+\left (x^{6}+1\right )^{\frac {2}{3}}}{x^{4}}\right )+2 \ln \left (\frac {-x^{2}+\left (x^{6}+1\right )^{\frac {1}{3}}}{x^{2}}\right )}{108 \left (x^{4}+x^{2} \left (x^{6}+1\right )^{\frac {1}{3}}+\left (x^{6}+1\right )^{\frac {2}{3}}\right )^{2} \left (-x^{2}+\left (x^{6}+1\right )^{\frac {1}{3}}\right )^{2}}\) | \(143\) |
trager | \(\frac {x^{4} \left (3 x^{6}+1\right ) \left (x^{6}+1\right )^{\frac {1}{3}}}{36}+\frac {\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \ln \left (\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )^{2} x^{6}-2 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) x^{6}-3 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \left (x^{6}+1\right )^{\frac {1}{3}} x^{4}+x^{6}-3 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \left (x^{6}+1\right )^{\frac {2}{3}} x^{2}-\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )+1\right )}{54}-\frac {\ln \left (\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )^{2} x^{6}+4 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) x^{6}+3 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \left (x^{6}+1\right )^{\frac {1}{3}} x^{4}+4 x^{6}+3 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \left (x^{6}+1\right )^{\frac {2}{3}} x^{2}+3 x^{4} \left (x^{6}+1\right )^{\frac {1}{3}}+3 x^{2} \left (x^{6}+1\right )^{\frac {2}{3}}+\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )+2\right ) \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )}{54}-\frac {\ln \left (\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )^{2} x^{6}+4 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) x^{6}+3 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \left (x^{6}+1\right )^{\frac {1}{3}} x^{4}+4 x^{6}+3 \operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right ) \left (x^{6}+1\right )^{\frac {2}{3}} x^{2}+3 x^{4} \left (x^{6}+1\right )^{\frac {1}{3}}+3 x^{2} \left (x^{6}+1\right )^{\frac {2}{3}}+\operatorname {RootOf}\left (\textit {\_Z}^{2}+\textit {\_Z} +1\right )+2\right )}{54}\) | \(323\) |
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Time = 0.27 (sec) , antiderivative size = 100, normalized size of antiderivative = 0.91 \[ \int x^9 \sqrt [3]{1+x^6} \, dx=-\frac {1}{54} \, \sqrt {3} \arctan \left (\frac {\sqrt {3} x^{2} + 2 \, \sqrt {3} {\left (x^{6} + 1\right )}^{\frac {1}{3}}}{3 \, x^{2}}\right ) + \frac {1}{36} \, {\left (3 \, x^{10} + x^{4}\right )} {\left (x^{6} + 1\right )}^{\frac {1}{3}} + \frac {1}{54} \, \log \left (-\frac {x^{2} - {\left (x^{6} + 1\right )}^{\frac {1}{3}}}{x^{2}}\right ) - \frac {1}{108} \, \log \left (\frac {x^{4} + {\left (x^{6} + 1\right )}^{\frac {1}{3}} x^{2} + {\left (x^{6} + 1\right )}^{\frac {2}{3}}}{x^{4}}\right ) \]
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Result contains complex when optimal does not.
Time = 1.20 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.28 \[ \int x^9 \sqrt [3]{1+x^6} \, dx=\frac {x^{10} \Gamma \left (\frac {5}{3}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {1}{3}, \frac {5}{3} \\ \frac {8}{3} \end {matrix}\middle | {x^{6} e^{i \pi }} \right )}}{6 \Gamma \left (\frac {8}{3}\right )} \]
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Time = 0.27 (sec) , antiderivative size = 121, normalized size of antiderivative = 1.10 \[ \int x^9 \sqrt [3]{1+x^6} \, dx=-\frac {1}{54} \, \sqrt {3} \arctan \left (\frac {1}{3} \, \sqrt {3} {\left (\frac {2 \, {\left (x^{6} + 1\right )}^{\frac {1}{3}}}{x^{2}} + 1\right )}\right ) - \frac {\frac {2 \, {\left (x^{6} + 1\right )}^{\frac {1}{3}}}{x^{2}} + \frac {{\left (x^{6} + 1\right )}^{\frac {4}{3}}}{x^{8}}}{36 \, {\left (\frac {2 \, {\left (x^{6} + 1\right )}}{x^{6}} - \frac {{\left (x^{6} + 1\right )}^{2}}{x^{12}} - 1\right )}} - \frac {1}{108} \, \log \left (\frac {{\left (x^{6} + 1\right )}^{\frac {1}{3}}}{x^{2}} + \frac {{\left (x^{6} + 1\right )}^{\frac {2}{3}}}{x^{4}} + 1\right ) + \frac {1}{54} \, \log \left (\frac {{\left (x^{6} + 1\right )}^{\frac {1}{3}}}{x^{2}} - 1\right ) \]
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\[ \int x^9 \sqrt [3]{1+x^6} \, dx=\int { {\left (x^{6} + 1\right )}^{\frac {1}{3}} x^{9} \,d x } \]
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Timed out. \[ \int x^9 \sqrt [3]{1+x^6} \, dx=\int x^9\,{\left (x^6+1\right )}^{1/3} \,d x \]
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