Optimal. Leaf size=26 \[ -\frac{a^2}{2 x^2}+2 a b x+\frac{b^2 x^4}{4} \]
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Rubi [A] time = 0.0087787, antiderivative size = 26, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077, Rules used = {270} \[ -\frac{a^2}{2 x^2}+2 a b x+\frac{b^2 x^4}{4} \]
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin{align*} \int \frac{\left (a+b x^3\right )^2}{x^3} \, dx &=\int \left (2 a b+\frac{a^2}{x^3}+b^2 x^3\right ) \, dx\\ &=-\frac{a^2}{2 x^2}+2 a b x+\frac{b^2 x^4}{4}\\ \end{align*}
Mathematica [A] time = 0.0006522, size = 26, normalized size = 1. \[ -\frac{a^2}{2 x^2}+2 a b x+\frac{b^2 x^4}{4} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 23, normalized size = 0.9 \begin{align*} -{\frac{{a}^{2}}{2\,{x}^{2}}}+2\,xab+{\frac{{b}^{2}{x}^{4}}{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.01241, size = 30, normalized size = 1.15 \begin{align*} \frac{1}{4} \, b^{2} x^{4} + 2 \, a b x - \frac{a^{2}}{2 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.63114, size = 53, normalized size = 2.04 \begin{align*} \frac{b^{2} x^{6} + 8 \, a b x^{3} - 2 \, a^{2}}{4 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.266472, size = 22, normalized size = 0.85 \begin{align*} - \frac{a^{2}}{2 x^{2}} + 2 a b x + \frac{b^{2} x^{4}}{4} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.64387, size = 30, normalized size = 1.15 \begin{align*} \frac{1}{4} \, b^{2} x^{4} + 2 \, a b x - \frac{a^{2}}{2 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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