Optimal. Leaf size=81 \[ \frac{1}{18} b^3 f^a \log ^3(f) \text{Ei}\left (b x^3 \log (f)\right )-\frac{b^2 \log ^2(f) f^{a+b x^3}}{18 x^3}-\frac{f^{a+b x^3}}{9 x^9}-\frac{b \log (f) f^{a+b x^3}}{18 x^6} \]
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Rubi [A] time = 0.0897108, antiderivative size = 81, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 2, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.154, Rules used = {2214, 2210} \[ \frac{1}{18} b^3 f^a \log ^3(f) \text{Ei}\left (b x^3 \log (f)\right )-\frac{b^2 \log ^2(f) f^{a+b x^3}}{18 x^3}-\frac{f^{a+b x^3}}{9 x^9}-\frac{b \log (f) f^{a+b x^3}}{18 x^6} \]
Antiderivative was successfully verified.
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Rule 2214
Rule 2210
Rubi steps
\begin{align*} \int \frac{f^{a+b x^3}}{x^{10}} \, dx &=-\frac{f^{a+b x^3}}{9 x^9}+\frac{1}{3} (b \log (f)) \int \frac{f^{a+b x^3}}{x^7} \, dx\\ &=-\frac{f^{a+b x^3}}{9 x^9}-\frac{b f^{a+b x^3} \log (f)}{18 x^6}+\frac{1}{6} \left (b^2 \log ^2(f)\right ) \int \frac{f^{a+b x^3}}{x^4} \, dx\\ &=-\frac{f^{a+b x^3}}{9 x^9}-\frac{b f^{a+b x^3} \log (f)}{18 x^6}-\frac{b^2 f^{a+b x^3} \log ^2(f)}{18 x^3}+\frac{1}{6} \left (b^3 \log ^3(f)\right ) \int \frac{f^{a+b x^3}}{x} \, dx\\ &=-\frac{f^{a+b x^3}}{9 x^9}-\frac{b f^{a+b x^3} \log (f)}{18 x^6}-\frac{b^2 f^{a+b x^3} \log ^2(f)}{18 x^3}+\frac{1}{18} b^3 f^a \text{Ei}\left (b x^3 \log (f)\right ) \log ^3(f)\\ \end{align*}
Mathematica [A] time = 0.023417, size = 59, normalized size = 0.73 \[ \frac{f^a \left (b^3 x^9 \log ^3(f) \text{Ei}\left (b x^3 \log (f)\right )-f^{b x^3} \left (b^2 x^6 \log ^2(f)+b x^3 \log (f)+2\right )\right )}{18 x^9} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.041, size = 177, normalized size = 2.2 \begin{align*} -{\frac{{f}^{a}{b}^{3} \left ( \ln \left ( f \right ) \right ) ^{3}}{3} \left ({\frac{1}{3\,{b}^{3}{x}^{9} \left ( \ln \left ( f \right ) \right ) ^{3}}}+{\frac{1}{2\,{b}^{2}{x}^{6} \left ( \ln \left ( f \right ) \right ) ^{2}}}+{\frac{1}{2\,b{x}^{3}\ln \left ( f \right ) }}+{\frac{11}{36}}-{\frac{\ln \left ( x \right ) }{2}}-{\frac{\ln \left ( -b \right ) }{6}}-{\frac{\ln \left ( \ln \left ( f \right ) \right ) }{6}}-{\frac{22\,{b}^{3}{x}^{9} \left ( \ln \left ( f \right ) \right ) ^{3}+36\,{b}^{2}{x}^{6} \left ( \ln \left ( f \right ) \right ) ^{2}+36\,b{x}^{3}\ln \left ( f \right ) +24}{72\,{b}^{3}{x}^{9} \left ( \ln \left ( f \right ) \right ) ^{3}}}+{\frac{ \left ( 4\,{b}^{2}{x}^{6} \left ( \ln \left ( f \right ) \right ) ^{2}+4\,b{x}^{3}\ln \left ( f \right ) +8 \right ){{\rm e}^{b{x}^{3}\ln \left ( f \right ) }}}{24\,{b}^{3}{x}^{9} \left ( \ln \left ( f \right ) \right ) ^{3}}}+{\frac{\ln \left ( -b{x}^{3}\ln \left ( f \right ) \right ) }{6}}+{\frac{{\it Ei} \left ( 1,-b{x}^{3}\ln \left ( f \right ) \right ) }{6}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.18032, size = 30, normalized size = 0.37 \begin{align*} \frac{1}{3} \, b^{3} f^{a} \Gamma \left (-3, -b x^{3} \log \left (f\right )\right ) \log \left (f\right )^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.73534, size = 140, normalized size = 1.73 \begin{align*} \frac{b^{3} f^{a} x^{9}{\rm Ei}\left (b x^{3} \log \left (f\right )\right ) \log \left (f\right )^{3} -{\left (b^{2} x^{6} \log \left (f\right )^{2} + b x^{3} \log \left (f\right ) + 2\right )} f^{b x^{3} + a}}{18 \, x^{9}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{f^{a + b x^{3}}}{x^{10}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{f^{b x^{3} + a}}{x^{10}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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