Integrand size = 55, antiderivative size = 146 \[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\frac {3 \left (2+x-x^3-x^4\right )^{2/3} \left (-4-2 x-3 x^3+2 x^4\right )}{10 x^5}+\sqrt {3} \arctan \left (\frac {\sqrt {3} x}{x+2 \sqrt [3]{2+x-x^3-x^4}}\right )-\log \left (-x+\sqrt [3]{2+x-x^3-x^4}\right )+\frac {1}{2} \log \left (x^2+x \sqrt [3]{2+x-x^3-x^4}+\left (2+x-x^3-x^4\right )^{2/3}\right ) \]
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\[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {\left (2+x-x^3-x^4\right )^{2/3}}{1-x}+\frac {6 \left (2+x-x^3-x^4\right )^{2/3}}{x^6}+\frac {2 \left (2+x-x^3-x^4\right )^{2/3}}{x^5}+\frac {3 \left (2+x-x^3-x^4\right )^{2/3}}{x^3}+\frac {\left (2+x-x^3-x^4\right )^{2/3}}{2 x^2}+\frac {\left (2+x-x^3-x^4\right )^{2/3}}{4 x}-\frac {\left (2+x-x^3-x^4\right )^{2/3}}{4 (2+x)}+\frac {(2+x) \left (2+x-x^3-x^4\right )^{2/3}}{1+x+x^2}\right ) \, dx \\ & = \frac {1}{4} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x} \, dx-\frac {1}{4} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{2+x} \, dx+\frac {1}{2} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^2} \, dx+2 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^5} \, dx+3 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^3} \, dx+6 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^6} \, dx+\int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{1-x} \, dx+\int \frac {(2+x) \left (2+x-x^3-x^4\right )^{2/3}}{1+x+x^2} \, dx \\ & = \frac {1}{4} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x} \, dx-\frac {1}{4} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{2+x} \, dx+\frac {1}{2} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^2} \, dx+2 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^5} \, dx+3 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^3} \, dx+6 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^6} \, dx+\int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{1-x} \, dx+\int \left (\frac {\left (1-i \sqrt {3}\right ) \left (2+x-x^3-x^4\right )^{2/3}}{1-i \sqrt {3}+2 x}+\frac {\left (1+i \sqrt {3}\right ) \left (2+x-x^3-x^4\right )^{2/3}}{1+i \sqrt {3}+2 x}\right ) \, dx \\ & = \frac {1}{4} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x} \, dx-\frac {1}{4} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{2+x} \, dx+\frac {1}{2} \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^2} \, dx+2 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^5} \, dx+3 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^3} \, dx+6 \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{x^6} \, dx+\left (1-i \sqrt {3}\right ) \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{1-i \sqrt {3}+2 x} \, dx+\left (1+i \sqrt {3}\right ) \int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{1+i \sqrt {3}+2 x} \, dx+\int \frac {\left (2+x-x^3-x^4\right )^{2/3}}{1-x} \, dx \\ \end{align*}
Time = 0.18 (sec) , antiderivative size = 146, normalized size of antiderivative = 1.00 \[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\frac {3 \left (2+x-x^3-x^4\right )^{2/3} \left (-4-2 x-3 x^3+2 x^4\right )}{10 x^5}+\sqrt {3} \arctan \left (\frac {\sqrt {3} x}{x+2 \sqrt [3]{2+x-x^3-x^4}}\right )-\log \left (-x+\sqrt [3]{2+x-x^3-x^4}\right )+\frac {1}{2} \log \left (x^2+x \sqrt [3]{2+x-x^3-x^4}+\left (2+x-x^3-x^4\right )^{2/3}\right ) \]
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Time = 6.64 (sec) , antiderivative size = 149, normalized size of antiderivative = 1.02
method | result | size |
pseudoelliptic | \(\frac {5 \ln \left (\frac {x^{2}+x \left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}}+\left (-x^{4}-x^{3}+x +2\right )^{\frac {2}{3}}}{x^{2}}\right ) x^{5}-10 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (x +2 \left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}}\right )}{3 x}\right ) x^{5}-10 \ln \left (\frac {-x +\left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}}}{x}\right ) x^{5}+\left (6 x^{4}-9 x^{3}-6 x -12\right ) \left (-x^{4}-x^{3}+x +2\right )^{\frac {2}{3}}}{10 x^{5}}\) | \(149\) |
risch | \(-\frac {3 \left (2 x^{8}-x^{7}-3 x^{6}-4 x^{5}-7 x^{4}+2 x^{3}+2 x^{2}+8 x +8\right )}{10 x^{5} \left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}}}-\ln \left (-\frac {\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) \left (-x^{4}-x^{3}+x +2\right )^{\frac {2}{3}} x -2 \operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) \left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}} x^{2}+\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x^{3}+x^{4}+\left (-x^{4}-x^{3}+x +2\right )^{\frac {2}{3}} x +\left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}} x^{2}-x -2}{\left (2+x \right ) \left (\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x +1\right ) \left (-1-x +\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x \right ) \left (-1+x \right )}\right )+\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) \ln \left (\frac {-\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right )^{2} x^{3}+\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x^{4}+\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) \left (-x^{4}-x^{3}+x +2\right )^{\frac {2}{3}} x +\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) \left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}} x^{2}+\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x^{3}-2 \left (-x^{4}-x^{3}+x +2\right )^{\frac {2}{3}} x +\left (-x^{4}-x^{3}+x +2\right )^{\frac {1}{3}} x^{2}-\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x -2 \operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right )}{\left (2+x \right ) \left (\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x +1\right ) \left (-1-x +\operatorname {RootOf}\left (\textit {\_Z}^{2}-\textit {\_Z} +1\right ) x \right ) \left (-1+x \right )}\right )\) | \(434\) |
trager | \(\text {Expression too large to display}\) | \(843\) |
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Time = 1.99 (sec) , antiderivative size = 204, normalized size of antiderivative = 1.40 \[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=-\frac {10 \, \sqrt {3} x^{5} \arctan \left (-\frac {49772 \, \sqrt {3} {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {1}{3}} x^{2} - 31378 \, \sqrt {3} {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {2}{3}} x - \sqrt {3} {\left (17661 \, x^{4} + 26125 \, x^{3} - 17661 \, x - 35322\right )}}{24389 \, x^{4} - 72947 \, x^{3} - 24389 \, x - 48778}\right ) + 5 \, x^{5} \log \left (\frac {x^{4} + 2 \, x^{3} - 3 \, {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {1}{3}} x^{2} + 3 \, {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {2}{3}} x - x - 2}{x^{4} + 2 \, x^{3} - x - 2}\right ) - 3 \, {\left (2 \, x^{4} - 3 \, x^{3} - 2 \, x - 4\right )} {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {2}{3}}}{10 \, x^{5}} \]
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\[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\int \frac {\left (x^{4} + 2 x + 6\right ) \left (- x^{4} - x^{3} + x + 2\right )^{\frac {2}{3}} \left (x^{4} + x^{3} - x - 2\right )}{x^{6} \left (x - 1\right ) \left (x + 2\right ) \left (x^{2} + x + 1\right )}\, dx \]
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\[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\int { \frac {{\left (x^{4} + x^{3} - x - 2\right )} {\left (x^{4} + 2 \, x + 6\right )} {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {2}{3}}}{{\left (x^{4} + 2 \, x^{3} - x - 2\right )} x^{6}} \,d x } \]
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\[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\int { \frac {{\left (x^{4} + x^{3} - x - 2\right )} {\left (x^{4} + 2 \, x + 6\right )} {\left (-x^{4} - x^{3} + x + 2\right )}^{\frac {2}{3}}}{{\left (x^{4} + 2 \, x^{3} - x - 2\right )} x^{6}} \,d x } \]
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Timed out. \[ \int \frac {\left (2+x-x^3-x^4\right )^{2/3} \left (6+2 x+x^4\right ) \left (-2-x+x^3+x^4\right )}{x^6 \left (-2-x+2 x^3+x^4\right )} \, dx=\int \frac {\left (x^4+2\,x+6\right )\,{\left (-x^4-x^3+x+2\right )}^{5/3}}{x^6\,\left (-x^4-2\,x^3+x+2\right )} \,d x \]
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