Optimal. Leaf size=19 \[ \frac{x^6}{6 a \left (a+b x^3\right )^2} \]
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Rubi [A] time = 0.0034208, antiderivative size = 19, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077, Rules used = {264} \[ \frac{x^6}{6 a \left (a+b x^3\right )^2} \]
Antiderivative was successfully verified.
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Rule 264
Rubi steps
\begin{align*} \int \frac{x^5}{\left (a+b x^3\right )^3} \, dx &=\frac{x^6}{6 a \left (a+b x^3\right )^2}\\ \end{align*}
Mathematica [A] time = 0.0070576, size = 24, normalized size = 1.26 \[ -\frac{a+2 b x^3}{6 b^2 \left (a+b x^3\right )^2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.009, size = 31, normalized size = 1.6 \begin{align*}{\frac{a}{6\,{b}^{2} \left ( b{x}^{3}+a \right ) ^{2}}}-{\frac{1}{3\,{b}^{2} \left ( b{x}^{3}+a \right ) }} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 0.993531, size = 49, normalized size = 2.58 \begin{align*} -\frac{2 \, b x^{3} + a}{6 \,{\left (b^{4} x^{6} + 2 \, a b^{3} x^{3} + a^{2} b^{2}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.44732, size = 73, normalized size = 3.84 \begin{align*} -\frac{2 \, b x^{3} + a}{6 \,{\left (b^{4} x^{6} + 2 \, a b^{3} x^{3} + a^{2} b^{2}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 0.796906, size = 36, normalized size = 1.89 \begin{align*} - \frac{a + 2 b x^{3}}{6 a^{2} b^{2} + 12 a b^{3} x^{3} + 6 b^{4} x^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13376, size = 30, normalized size = 1.58 \begin{align*} -\frac{2 \, b x^{3} + a}{6 \,{\left (b x^{3} + a\right )}^{2} b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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