Optimal. Leaf size=51 \[ -\frac{a^2 A}{3 x^3}+\frac{1}{3} b x^3 (2 a B+A b)+a \log (x) (a B+2 A b)+\frac{1}{6} b^2 B x^6 \]
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Rubi [A] time = 0.0500513, antiderivative size = 51, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.1, Rules used = {446, 76} \[ -\frac{a^2 A}{3 x^3}+\frac{1}{3} b x^3 (2 a B+A b)+a \log (x) (a B+2 A b)+\frac{1}{6} b^2 B x^6 \]
Antiderivative was successfully verified.
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Rule 446
Rule 76
Rubi steps
\begin{align*} \int \frac{\left (a+b x^3\right )^2 \left (A+B x^3\right )}{x^4} \, dx &=\frac{1}{3} \operatorname{Subst}\left (\int \frac{(a+b x)^2 (A+B x)}{x^2} \, dx,x,x^3\right )\\ &=\frac{1}{3} \operatorname{Subst}\left (\int \left (b (A b+2 a B)+\frac{a^2 A}{x^2}+\frac{a (2 A b+a B)}{x}+b^2 B x\right ) \, dx,x,x^3\right )\\ &=-\frac{a^2 A}{3 x^3}+\frac{1}{3} b (A b+2 a B) x^3+\frac{1}{6} b^2 B x^6+a (2 A b+a B) \log (x)\\ \end{align*}
Mathematica [A] time = 0.023097, size = 49, normalized size = 0.96 \[ \frac{1}{6} \left (-\frac{2 a^2 A}{x^3}+2 b x^3 (2 a B+A b)+6 a \log (x) (a B+2 A b)+b^2 B x^6\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.007, size = 51, normalized size = 1. \begin{align*}{\frac{{b}^{2}B{x}^{6}}{6}}+{\frac{A{x}^{3}{b}^{2}}{3}}+{\frac{2\,B{x}^{3}ab}{3}}-{\frac{A{a}^{2}}{3\,{x}^{3}}}+2\,A\ln \left ( x \right ) ab+B\ln \left ( x \right ){a}^{2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.11259, size = 70, normalized size = 1.37 \begin{align*} \frac{1}{6} \, B b^{2} x^{6} + \frac{1}{3} \,{\left (2 \, B a b + A b^{2}\right )} x^{3} + \frac{1}{3} \,{\left (B a^{2} + 2 \, A a b\right )} \log \left (x^{3}\right ) - \frac{A a^{2}}{3 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.61107, size = 122, normalized size = 2.39 \begin{align*} \frac{B b^{2} x^{9} + 2 \,{\left (2 \, B a b + A b^{2}\right )} x^{6} + 6 \,{\left (B a^{2} + 2 \, A a b\right )} x^{3} \log \left (x\right ) - 2 \, A a^{2}}{6 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.400952, size = 51, normalized size = 1. \begin{align*} - \frac{A a^{2}}{3 x^{3}} + \frac{B b^{2} x^{6}}{6} + a \left (2 A b + B a\right ) \log{\left (x \right )} + x^{3} \left (\frac{A b^{2}}{3} + \frac{2 B a b}{3}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.26942, size = 93, normalized size = 1.82 \begin{align*} \frac{1}{6} \, B b^{2} x^{6} + \frac{2}{3} \, B a b x^{3} + \frac{1}{3} \, A b^{2} x^{3} +{\left (B a^{2} + 2 \, A a b\right )} \log \left ({\left | x \right |}\right ) - \frac{B a^{2} x^{3} + 2 \, A a b x^{3} + A a^{2}}{3 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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