Integrand size = 9, antiderivative size = 32 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=3 \sqrt [3]{x}-\frac {3 x^{2/3}}{2}+x-3 \log \left (1+\frac {1}{\sqrt [3]{x}}\right )-\log (x) \]
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Time = 0.01 (sec) , antiderivative size = 32, 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, 46} \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=-\frac {3 x^{2/3}}{2}+x+3 \sqrt [3]{x}-3 \log \left (\frac {1}{\sqrt [3]{x}}+1\right )-\log (x) \]
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Rule 46
Rule 196
Rubi steps \begin{align*} \text {integral}& = -\left (3 \text {Subst}\left (\int \frac {1}{x^4 (1+x)} \, dx,x,\frac {1}{\sqrt [3]{x}}\right )\right ) \\ & = -\left (3 \text {Subst}\left (\int \left (\frac {1}{x^4}-\frac {1}{x^3}+\frac {1}{x^2}-\frac {1}{x}+\frac {1}{1+x}\right ) \, dx,x,\frac {1}{\sqrt [3]{x}}\right )\right ) \\ & = 3 \sqrt [3]{x}-\frac {3 x^{2/3}}{2}+x-3 \log \left (1+\frac {1}{\sqrt [3]{x}}\right )-\log (x) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.88 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=3 \sqrt [3]{x}-\frac {3 x^{2/3}}{2}+x-3 \log \left (1+\sqrt [3]{x}\right ) \]
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Time = 0.14 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.66
method | result | size |
derivativedivides | \(x -\frac {3 x^{\frac {2}{3}}}{2}+3 x^{\frac {1}{3}}-3 \ln \left (x^{\frac {1}{3}}+1\right )\) | \(21\) |
default | \(x -\frac {3 x^{\frac {2}{3}}}{2}+3 x^{\frac {1}{3}}-3 \ln \left (x^{\frac {1}{3}}+1\right )\) | \(21\) |
meijerg | \(\frac {x^{\frac {1}{3}} \left (4 x^{\frac {2}{3}}-6 x^{\frac {1}{3}}+12\right )}{4}-3 \ln \left (x^{\frac {1}{3}}+1\right )\) | \(27\) |
trager | \(-1+x +3 x^{\frac {1}{3}}-\frac {3 x^{\frac {2}{3}}}{2}-\ln \left (-3 x^{\frac {2}{3}}-3 x^{\frac {1}{3}}-x -1\right )\) | \(32\) |
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Time = 0.23 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.62 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=x - \frac {3}{2} \, x^{\frac {2}{3}} + 3 \, x^{\frac {1}{3}} - 3 \, \log \left (x^{\frac {1}{3}} + 1\right ) \]
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Time = 0.05 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.81 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=- \frac {3 x^{\frac {2}{3}}}{2} + 3 \sqrt [3]{x} + x - 3 \log {\left (\sqrt [3]{x} + 1 \right )} \]
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Time = 0.20 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.88 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=-\frac {1}{2} \, x {\left (\frac {3}{x^{\frac {1}{3}}} - \frac {6}{x^{\frac {2}{3}}} - 2\right )} - \log \left (x\right ) - 3 \, \log \left (\frac {1}{x^{\frac {1}{3}}} + 1\right ) \]
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Time = 0.27 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.62 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=x - \frac {3}{2} \, x^{\frac {2}{3}} + 3 \, x^{\frac {1}{3}} - 3 \, \log \left (x^{\frac {1}{3}} + 1\right ) \]
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Time = 0.03 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.62 \[ \int \frac {1}{1+\frac {1}{\sqrt [3]{x}}} \, dx=x-3\,\ln \left (x^{1/3}+1\right )+3\,x^{1/3}-\frac {3\,x^{2/3}}{2} \]
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