Integrand size = 14, antiderivative size = 13 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {1}{12} d \log \left (2+3 x^4\right ) \]
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Time = 0.00 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {12, 266} \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {1}{12} d \log \left (3 x^4+2\right ) \]
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Rule 12
Rule 266
Rubi steps \begin{align*} \text {integral}& = d \int \frac {x^3}{2+3 x^4} \, dx \\ & = \frac {1}{12} d \log \left (2+3 x^4\right ) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {1}{12} d \log \left (2+3 x^4\right ) \]
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Time = 1.49 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.77
method | result | size |
parallelrisch | \(\frac {d \ln \left (x^{4}+\frac {2}{3}\right )}{12}\) | \(10\) |
derivativedivides | \(\frac {d \ln \left (3 x^{4}+2\right )}{12}\) | \(12\) |
default | \(\frac {d \ln \left (3 x^{4}+2\right )}{12}\) | \(12\) |
norman | \(\frac {d \ln \left (3 x^{4}+2\right )}{12}\) | \(12\) |
meijerg | \(\frac {d \ln \left (\frac {3 x^{4}}{2}+1\right )}{12}\) | \(12\) |
risch | \(\frac {d \ln \left (3 x^{4}+2\right )}{12}\) | \(12\) |
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Time = 0.27 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {1}{12} \, d \log \left (3 \, x^{4} + 2\right ) \]
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Time = 0.03 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.77 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {d \log {\left (3 x^{4} + 2 \right )}}{12} \]
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Time = 0.19 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {1}{12} \, d \log \left (3 \, x^{4} + 2\right ) \]
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Time = 0.27 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {1}{12} \, d \log \left (3 \, x^{4} + 2\right ) \]
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Time = 0.03 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69 \[ \int \frac {d x^3}{2+3 x^4} \, dx=\frac {d\,\ln \left (x^4+\frac {2}{3}\right )}{12} \]
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