Integrand size = 13, antiderivative size = 15 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log \left (a+b x^7\right )}{7 b} \]
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Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {266} \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log \left (a+b x^7\right )}{7 b} \]
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Rule 266
Rubi steps \begin{align*} \text {integral}& = \frac {\log \left (a+b x^7\right )}{7 b} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log \left (a+b x^7\right )}{7 b} \]
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Time = 3.23 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.93
method | result | size |
derivativedivides | \(\frac {\ln \left (b \,x^{7}+a \right )}{7 b}\) | \(14\) |
default | \(\frac {\ln \left (b \,x^{7}+a \right )}{7 b}\) | \(14\) |
norman | \(\frac {\ln \left (b \,x^{7}+a \right )}{7 b}\) | \(14\) |
risch | \(\frac {\ln \left (b \,x^{7}+a \right )}{7 b}\) | \(14\) |
parallelrisch | \(\frac {\ln \left (b \,x^{7}+a \right )}{7 b}\) | \(14\) |
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none
Time = 0.27 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.87 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log \left (b x^{7} + a\right )}{7 \, b} \]
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Time = 0.10 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.67 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log {\left (a + b x^{7} \right )}}{7 b} \]
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none
Time = 0.21 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.87 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log \left (b x^{7} + a\right )}{7 \, b} \]
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none
Time = 0.27 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.93 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\log \left ({\left | b x^{7} + a \right |}\right )}{7 \, b} \]
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Time = 5.77 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.87 \[ \int \frac {x^6}{a+b x^7} \, dx=\frac {\ln \left (b\,x^7+a\right )}{7\,b} \]
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