Integrand size = 9, antiderivative size = 45 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=-5 \sqrt [5]{x}+\frac {5 x^{2/5}}{2}-\frac {5 x^{3/5}}{3}+\frac {5 x^{4/5}}{4}+5 \log \left (1+\sqrt [5]{x}\right ) \]
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Time = 0.01 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {196, 45} \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=\frac {5 x^{4/5}}{4}-\frac {5 x^{3/5}}{3}+\frac {5 x^{2/5}}{2}-5 \sqrt [5]{x}+5 \log \left (\sqrt [5]{x}+1\right ) \]
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Rule 45
Rule 196
Rubi steps \begin{align*} \text {integral}& = 5 \text {Subst}\left (\int \frac {x^4}{1+x} \, dx,x,\sqrt [5]{x}\right ) \\ & = 5 \text {Subst}\left (\int \left (-1+x-x^2+x^3+\frac {1}{1+x}\right ) \, dx,x,\sqrt [5]{x}\right ) \\ & = -5 \sqrt [5]{x}+\frac {5 x^{2/5}}{2}-\frac {5 x^{3/5}}{3}+\frac {5 x^{4/5}}{4}+5 \log \left (1+\sqrt [5]{x}\right ) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 43, normalized size of antiderivative = 0.96 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=\frac {5}{12} \left (-12+6 \sqrt [5]{x}-4 x^{2/5}+3 x^{3/5}\right ) \sqrt [5]{x}+5 \log \left (1+\sqrt [5]{x}\right ) \]
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Time = 3.78 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.67
method | result | size |
derivativedivides | \(-5 x^{\frac {1}{5}}+\frac {5 x^{\frac {2}{5}}}{2}-\frac {5 x^{\frac {3}{5}}}{3}+\frac {5 x^{\frac {4}{5}}}{4}+5 \ln \left (1+x^{\frac {1}{5}}\right )\) | \(30\) |
meijerg | \(-\frac {x^{\frac {1}{5}} \left (-15 x^{\frac {3}{5}}+20 x^{\frac {2}{5}}-30 x^{\frac {1}{5}}+60\right )}{12}+5 \ln \left (1+x^{\frac {1}{5}}\right )\) | \(32\) |
trager | \(-5 x^{\frac {1}{5}}+\frac {5 x^{\frac {2}{5}}}{2}-\frac {5 x^{\frac {3}{5}}}{3}+\frac {5 x^{\frac {4}{5}}}{4}+\ln \left (-5 x^{\frac {4}{5}}-10 x^{\frac {3}{5}}-10 x^{\frac {2}{5}}-5 x^{\frac {1}{5}}-x -1\right )\) | \(48\) |
default | \(-5 x^{\frac {1}{5}}-\frac {5 x^{\frac {3}{5}}}{3}+\frac {5 x^{\frac {2}{5}}}{2}+\frac {5 x^{\frac {4}{5}}}{4}+4 \ln \left (1+x^{\frac {1}{5}}\right )+\frac {\ln \left (-\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right ) \sqrt {5}}{2}-\frac {\ln \left (\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right ) \sqrt {5}}{2}-\frac {\ln \left (\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right )}{2}+\ln \left (1+x \right )-\frac {\left (\sqrt {5}+1\right ) \ln \left (-\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right )}{4}+\frac {\left (\sqrt {5}-1\right ) \ln \left (\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right )}{4}-\frac {\ln \left (-\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right )}{2}+\frac {2 \left (4-\frac {\left (-\sqrt {5}-1\right )^{2}}{4}\right ) \arctan \left (\frac {-\sqrt {5}+4 x^{\frac {1}{5}}-1}{\sqrt {10-2 \sqrt {5}}}\right )}{\sqrt {10-2 \sqrt {5}}}-\frac {2 \left (-4-\frac {\left (-\sqrt {5}+1\right ) \left (\sqrt {5}-1\right )}{4}\right ) \arctan \left (\frac {\sqrt {5}+4 x^{\frac {1}{5}}-1}{\sqrt {10+2 \sqrt {5}}}\right )}{\sqrt {10+2 \sqrt {5}}}-\frac {2 \left (-\sqrt {5}+1-\frac {\left (\sqrt {5}+1\right ) \left (-\sqrt {5}-1\right )}{4}\right ) \arctan \left (\frac {-\sqrt {5}+4 x^{\frac {1}{5}}-1}{\sqrt {10-2 \sqrt {5}}}\right )}{\sqrt {10-2 \sqrt {5}}}+\frac {2 \left (-\sqrt {5}-1-\frac {\left (\sqrt {5}-1\right )^{2}}{4}\right ) \arctan \left (\frac {\sqrt {5}+4 x^{\frac {1}{5}}-1}{\sqrt {10+2 \sqrt {5}}}\right )}{\sqrt {10+2 \sqrt {5}}}+\frac {\left (-\sqrt {5}-1\right ) \ln \left (-\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right )}{4}-\frac {\left (-\sqrt {5}+1\right ) \ln \left (\sqrt {5}\, x^{\frac {1}{5}}+2 x^{\frac {2}{5}}-x^{\frac {1}{5}}+2\right )}{4}\) | \(442\) |
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Time = 0.28 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.64 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=\frac {5}{4} \, x^{\frac {4}{5}} - \frac {5}{3} \, x^{\frac {3}{5}} + \frac {5}{2} \, x^{\frac {2}{5}} - 5 \, x^{\frac {1}{5}} + 5 \, \log \left (x^{\frac {1}{5}} + 1\right ) \]
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Time = 22.45 (sec) , antiderivative size = 41, normalized size of antiderivative = 0.91 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=\frac {5 x^{\frac {4}{5}}}{4} - \frac {5 x^{\frac {3}{5}}}{3} + \frac {5 x^{\frac {2}{5}}}{2} - 5 \sqrt [5]{x} + 5 \log {\left (\sqrt [5]{x} + 1 \right )} \]
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Time = 0.20 (sec) , antiderivative size = 42, normalized size of antiderivative = 0.93 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=\frac {5}{4} \, {\left (x^{\frac {1}{5}} + 1\right )}^{4} - \frac {20}{3} \, {\left (x^{\frac {1}{5}} + 1\right )}^{3} + 15 \, {\left (x^{\frac {1}{5}} + 1\right )}^{2} - 20 \, x^{\frac {1}{5}} + 5 \, \log \left (x^{\frac {1}{5}} + 1\right ) - 20 \]
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Time = 0.27 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.64 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=\frac {5}{4} \, x^{\frac {4}{5}} - \frac {5}{3} \, x^{\frac {3}{5}} + \frac {5}{2} \, x^{\frac {2}{5}} - 5 \, x^{\frac {1}{5}} + 5 \, \log \left (x^{\frac {1}{5}} + 1\right ) \]
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Time = 0.02 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.64 \[ \int \frac {1}{1+\sqrt [5]{x}} \, dx=5\,\ln \left (x^{1/5}+1\right )-5\,x^{1/5}+\frac {5\,x^{2/5}}{2}-\frac {5\,x^{3/5}}{3}+\frac {5\,x^{4/5}}{4} \]
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