Integrand size = 13, antiderivative size = 84 \[ \int f^{a+b x^3} x^{11} \, dx=-\frac {2 f^{a+b x^3}}{b^4 \log ^4(f)}+\frac {2 f^{a+b x^3} x^3}{b^3 \log ^3(f)}-\frac {f^{a+b x^3} x^6}{b^2 \log ^2(f)}+\frac {f^{a+b x^3} x^9}{3 b \log (f)} \]
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Time = 0.06 (sec) , antiderivative size = 84, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {2243, 2240} \[ \int f^{a+b x^3} x^{11} \, dx=-\frac {2 f^{a+b x^3}}{b^4 \log ^4(f)}+\frac {2 x^3 f^{a+b x^3}}{b^3 \log ^3(f)}-\frac {x^6 f^{a+b x^3}}{b^2 \log ^2(f)}+\frac {x^9 f^{a+b x^3}}{3 b \log (f)} \]
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Rule 2240
Rule 2243
Rubi steps \begin{align*} \text {integral}& = \frac {f^{a+b x^3} x^9}{3 b \log (f)}-\frac {3 \int f^{a+b x^3} x^8 \, dx}{b \log (f)} \\ & = -\frac {f^{a+b x^3} x^6}{b^2 \log ^2(f)}+\frac {f^{a+b x^3} x^9}{3 b \log (f)}+\frac {6 \int f^{a+b x^3} x^5 \, dx}{b^2 \log ^2(f)} \\ & = \frac {2 f^{a+b x^3} x^3}{b^3 \log ^3(f)}-\frac {f^{a+b x^3} x^6}{b^2 \log ^2(f)}+\frac {f^{a+b x^3} x^9}{3 b \log (f)}-\frac {6 \int f^{a+b x^3} x^2 \, dx}{b^3 \log ^3(f)} \\ & = -\frac {2 f^{a+b x^3}}{b^4 \log ^4(f)}+\frac {2 f^{a+b x^3} x^3}{b^3 \log ^3(f)}-\frac {f^{a+b x^3} x^6}{b^2 \log ^2(f)}+\frac {f^{a+b x^3} x^9}{3 b \log (f)} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 53, normalized size of antiderivative = 0.63 \[ \int f^{a+b x^3} x^{11} \, dx=\frac {f^{a+b x^3} \left (-6+6 b x^3 \log (f)-3 b^2 x^6 \log ^2(f)+b^3 x^9 \log ^3(f)\right )}{3 b^4 \log ^4(f)} \]
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Time = 0.14 (sec) , antiderivative size = 52, normalized size of antiderivative = 0.62
method | result | size |
gosper | \(\frac {\left (b^{3} x^{9} \ln \left (f \right )^{3}-3 b^{2} x^{6} \ln \left (f \right )^{2}+6 b \,x^{3} \ln \left (f \right )-6\right ) f^{b \,x^{3}+a}}{3 \ln \left (f \right )^{4} b^{4}}\) | \(52\) |
risch | \(\frac {\left (b^{3} x^{9} \ln \left (f \right )^{3}-3 b^{2} x^{6} \ln \left (f \right )^{2}+6 b \,x^{3} \ln \left (f \right )-6\right ) f^{b \,x^{3}+a}}{3 \ln \left (f \right )^{4} b^{4}}\) | \(52\) |
meijerg | \(\frac {f^{a} \left (6-\frac {\left (-4 b^{3} x^{9} \ln \left (f \right )^{3}+12 b^{2} x^{6} \ln \left (f \right )^{2}-24 b \,x^{3} \ln \left (f \right )+24\right ) {\mathrm e}^{b \,x^{3} \ln \left (f \right )}}{4}\right )}{3 b^{4} \ln \left (f \right )^{4}}\) | \(59\) |
parallelrisch | \(\frac {f^{b \,x^{3}+a} x^{9} b^{3} \ln \left (f \right )^{3}-3 f^{b \,x^{3}+a} x^{6} b^{2} \ln \left (f \right )^{2}+6 f^{b \,x^{3}+a} x^{3} b \ln \left (f \right )-6 f^{b \,x^{3}+a}}{3 \ln \left (f \right )^{4} b^{4}}\) | \(80\) |
norman | \(-\frac {2 \,{\mathrm e}^{\left (b \,x^{3}+a \right ) \ln \left (f \right )}}{\ln \left (f \right )^{4} b^{4}}+\frac {x^{9} {\mathrm e}^{\left (b \,x^{3}+a \right ) \ln \left (f \right )}}{3 b \ln \left (f \right )}+\frac {2 x^{3} {\mathrm e}^{\left (b \,x^{3}+a \right ) \ln \left (f \right )}}{\ln \left (f \right )^{3} b^{3}}-\frac {x^{6} {\mathrm e}^{\left (b \,x^{3}+a \right ) \ln \left (f \right )}}{\ln \left (f \right )^{2} b^{2}}\) | \(91\) |
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Time = 0.28 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.61 \[ \int f^{a+b x^3} x^{11} \, dx=\frac {{\left (b^{3} x^{9} \log \left (f\right )^{3} - 3 \, b^{2} x^{6} \log \left (f\right )^{2} + 6 \, b x^{3} \log \left (f\right ) - 6\right )} f^{b x^{3} + a}}{3 \, b^{4} \log \left (f\right )^{4}} \]
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Time = 0.06 (sec) , antiderivative size = 66, normalized size of antiderivative = 0.79 \[ \int f^{a+b x^3} x^{11} \, dx=\begin {cases} \frac {f^{a + b x^{3}} \left (b^{3} x^{9} \log {\left (f \right )}^{3} - 3 b^{2} x^{6} \log {\left (f \right )}^{2} + 6 b x^{3} \log {\left (f \right )} - 6\right )}{3 b^{4} \log {\left (f \right )}^{4}} & \text {for}\: b^{4} \log {\left (f \right )}^{4} \neq 0 \\\frac {x^{12}}{12} & \text {otherwise} \end {cases} \]
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Time = 0.18 (sec) , antiderivative size = 62, normalized size of antiderivative = 0.74 \[ \int f^{a+b x^3} x^{11} \, dx=\frac {{\left (b^{3} f^{a} x^{9} \log \left (f\right )^{3} - 3 \, b^{2} f^{a} x^{6} \log \left (f\right )^{2} + 6 \, b f^{a} x^{3} \log \left (f\right ) - 6 \, f^{a}\right )} f^{b x^{3}}}{3 \, b^{4} \log \left (f\right )^{4}} \]
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Time = 0.31 (sec) , antiderivative size = 83, normalized size of antiderivative = 0.99 \[ \int f^{a+b x^3} x^{11} \, dx=\frac {b^{3} f^{b x^{3}} f^{a} x^{9} \log \left (f\right )^{3} - 3 \, b^{2} f^{b x^{3}} f^{a} x^{6} \log \left (f\right )^{2} + 6 \, b f^{b x^{3}} f^{a} x^{3} \log \left (f\right ) - 6 \, f^{b x^{3}} f^{a}}{3 \, b^{4} \log \left (f\right )^{4}} \]
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Time = 0.20 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.61 \[ \int f^{a+b x^3} x^{11} \, dx=-\frac {f^{b\,x^3+a}\,\left (-\frac {b^3\,x^9\,{\ln \left (f\right )}^3}{3}+b^2\,x^6\,{\ln \left (f\right )}^2-2\,b\,x^3\,\ln \left (f\right )+2\right )}{b^4\,{\ln \left (f\right )}^4} \]
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