Optimal. Leaf size=130 \[ \frac{a^2 b e+a^3 (-f)-a b^2 d+b^3 c}{3 a^3 b \left (a+b x^3\right )}-\frac{\log \left (a+b x^3\right ) \left (a^2 e-2 a b d+3 b^2 c\right )}{3 a^4}+\frac{\log (x) \left (a^2 e-2 a b d+3 b^2 c\right )}{a^4}+\frac{2 b c-a d}{3 a^3 x^3}-\frac{c}{6 a^2 x^6} \]
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Rubi [A] time = 0.153838, antiderivative size = 130, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 30, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.067, Rules used = {1821, 1620} \[ \frac{a^2 b e+a^3 (-f)-a b^2 d+b^3 c}{3 a^3 b \left (a+b x^3\right )}-\frac{\log \left (a+b x^3\right ) \left (a^2 e-2 a b d+3 b^2 c\right )}{3 a^4}+\frac{\log (x) \left (a^2 e-2 a b d+3 b^2 c\right )}{a^4}+\frac{2 b c-a d}{3 a^3 x^3}-\frac{c}{6 a^2 x^6} \]
Antiderivative was successfully verified.
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Rule 1821
Rule 1620
Rubi steps
\begin{align*} \int \frac{c+d x^3+e x^6+f x^9}{x^7 \left (a+b x^3\right )^2} \, dx &=\frac{1}{3} \operatorname{Subst}\left (\int \frac{c+d x+e x^2+f x^3}{x^3 (a+b x)^2} \, dx,x,x^3\right )\\ &=\frac{1}{3} \operatorname{Subst}\left (\int \left (\frac{c}{a^2 x^3}+\frac{-2 b c+a d}{a^3 x^2}+\frac{3 b^2 c-2 a b d+a^2 e}{a^4 x}+\frac{-b^3 c+a b^2 d-a^2 b e+a^3 f}{a^3 (a+b x)^2}-\frac{b \left (3 b^2 c-2 a b d+a^2 e\right )}{a^4 (a+b x)}\right ) \, dx,x,x^3\right )\\ &=-\frac{c}{6 a^2 x^6}+\frac{2 b c-a d}{3 a^3 x^3}+\frac{b^3 c-a b^2 d+a^2 b e-a^3 f}{3 a^3 b \left (a+b x^3\right )}+\frac{\left (3 b^2 c-2 a b d+a^2 e\right ) \log (x)}{a^4}-\frac{\left (3 b^2 c-2 a b d+a^2 e\right ) \log \left (a+b x^3\right )}{3 a^4}\\ \end{align*}
Mathematica [A] time = 0.114931, size = 118, normalized size = 0.91 \[ -\frac{\frac{2 a \left (-a^2 b e+a^3 f+a b^2 d-b^3 c\right )}{b \left (a+b x^3\right )}+2 \log \left (a+b x^3\right ) \left (a^2 e-2 a b d+3 b^2 c\right )-6 \log (x) \left (a^2 e-2 a b d+3 b^2 c\right )+\frac{a^2 c}{x^6}+\frac{2 a (a d-2 b c)}{x^3}}{6 a^4} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.015, size = 167, normalized size = 1.3 \begin{align*} -{\frac{e\ln \left ( b{x}^{3}+a \right ) }{3\,{a}^{2}}}+{\frac{2\,\ln \left ( b{x}^{3}+a \right ) bd}{3\,{a}^{3}}}-{\frac{\ln \left ( b{x}^{3}+a \right ){b}^{2}c}{{a}^{4}}}-{\frac{f}{3\,b \left ( b{x}^{3}+a \right ) }}+{\frac{e}{3\,a \left ( b{x}^{3}+a \right ) }}-{\frac{bd}{3\,{a}^{2} \left ( b{x}^{3}+a \right ) }}+{\frac{{b}^{2}c}{3\,{a}^{3} \left ( b{x}^{3}+a \right ) }}-{\frac{c}{6\,{a}^{2}{x}^{6}}}-{\frac{d}{3\,{x}^{3}{a}^{2}}}+{\frac{2\,bc}{3\,{a}^{3}{x}^{3}}}+{\frac{e\ln \left ( x \right ) }{{a}^{2}}}-2\,{\frac{\ln \left ( x \right ) bd}{{a}^{3}}}+3\,{\frac{\ln \left ( x \right ){b}^{2}c}{{a}^{4}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.979299, size = 186, normalized size = 1.43 \begin{align*} \frac{2 \,{\left (3 \, b^{3} c - 2 \, a b^{2} d + a^{2} b e - a^{3} f\right )} x^{6} - a^{2} b c +{\left (3 \, a b^{2} c - 2 \, a^{2} b d\right )} x^{3}}{6 \,{\left (a^{3} b^{2} x^{9} + a^{4} b x^{6}\right )}} - \frac{{\left (3 \, b^{2} c - 2 \, a b d + a^{2} e\right )} \log \left (b x^{3} + a\right )}{3 \, a^{4}} + \frac{{\left (3 \, b^{2} c - 2 \, a b d + a^{2} e\right )} \log \left (x^{3}\right )}{3 \, a^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.42823, size = 431, normalized size = 3.32 \begin{align*} \frac{2 \,{\left (3 \, a b^{3} c - 2 \, a^{2} b^{2} d + a^{3} b e - a^{4} f\right )} x^{6} - a^{3} b c +{\left (3 \, a^{2} b^{2} c - 2 \, a^{3} b d\right )} x^{3} - 2 \,{\left ({\left (3 \, b^{4} c - 2 \, a b^{3} d + a^{2} b^{2} e\right )} x^{9} +{\left (3 \, a b^{3} c - 2 \, a^{2} b^{2} d + a^{3} b e\right )} x^{6}\right )} \log \left (b x^{3} + a\right ) + 6 \,{\left ({\left (3 \, b^{4} c - 2 \, a b^{3} d + a^{2} b^{2} e\right )} x^{9} +{\left (3 \, a b^{3} c - 2 \, a^{2} b^{2} d + a^{3} b e\right )} x^{6}\right )} \log \left (x\right )}{6 \,{\left (a^{4} b^{2} x^{9} + a^{5} b x^{6}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.07027, size = 271, normalized size = 2.08 \begin{align*} \frac{{\left (3 \, b^{2} c - 2 \, a b d + a^{2} e\right )} \log \left ({\left | x \right |}\right )}{a^{4}} - \frac{{\left (3 \, b^{3} c - 2 \, a b^{2} d + a^{2} b e\right )} \log \left ({\left | b x^{3} + a \right |}\right )}{3 \, a^{4} b} + \frac{3 \, b^{4} c x^{3} - 2 \, a b^{3} d x^{3} + a^{2} b^{2} x^{3} e + 4 \, a b^{3} c - 3 \, a^{2} b^{2} d - a^{4} f + 2 \, a^{3} b e}{3 \,{\left (b x^{3} + a\right )} a^{4} b} - \frac{9 \, b^{2} c x^{6} - 6 \, a b d x^{6} + 3 \, a^{2} x^{6} e - 4 \, a b c x^{3} + 2 \, a^{2} d x^{3} + a^{2} c}{6 \, a^{4} x^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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