Optimal. Leaf size=44 \[ \frac{3 b \left (a+b x^3\right )^{2/3}}{10 a^2 x^2}-\frac{\left (a+b x^3\right )^{2/3}}{5 a x^5} \]
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Rubi [A] time = 0.010515, antiderivative size = 44, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.133, Rules used = {271, 264} \[ \frac{3 b \left (a+b x^3\right )^{2/3}}{10 a^2 x^2}-\frac{\left (a+b x^3\right )^{2/3}}{5 a x^5} \]
Antiderivative was successfully verified.
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Rule 271
Rule 264
Rubi steps
\begin{align*} \int \frac{1}{x^6 \sqrt [3]{a+b x^3}} \, dx &=-\frac{\left (a+b x^3\right )^{2/3}}{5 a x^5}-\frac{(3 b) \int \frac{1}{x^3 \sqrt [3]{a+b x^3}} \, dx}{5 a}\\ &=-\frac{\left (a+b x^3\right )^{2/3}}{5 a x^5}+\frac{3 b \left (a+b x^3\right )^{2/3}}{10 a^2 x^2}\\ \end{align*}
Mathematica [A] time = 0.011073, size = 31, normalized size = 0.7 \[ \frac{\left (a+b x^3\right )^{2/3} \left (3 b x^3-2 a\right )}{10 a^2 x^5} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 28, normalized size = 0.6 \begin{align*} -{\frac{-3\,b{x}^{3}+2\,a}{10\,{x}^{5}{a}^{2}} \left ( b{x}^{3}+a \right ) ^{{\frac{2}{3}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.03354, size = 47, normalized size = 1.07 \begin{align*} \frac{\frac{5 \,{\left (b x^{3} + a\right )}^{\frac{2}{3}} b}{x^{2}} - \frac{2 \,{\left (b x^{3} + a\right )}^{\frac{5}{3}}}{x^{5}}}{10 \, a^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.44987, size = 68, normalized size = 1.55 \begin{align*} \frac{{\left (3 \, b x^{3} - 2 \, a\right )}{\left (b x^{3} + a\right )}^{\frac{2}{3}}}{10 \, a^{2} x^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.13034, size = 70, normalized size = 1.59 \begin{align*} - \frac{2 b^{\frac{2}{3}} \left (\frac{a}{b x^{3}} + 1\right )^{\frac{2}{3}} \Gamma \left (- \frac{5}{3}\right )}{9 a x^{3} \Gamma \left (\frac{1}{3}\right )} + \frac{b^{\frac{5}{3}} \left (\frac{a}{b x^{3}} + 1\right )^{\frac{2}{3}} \Gamma \left (- \frac{5}{3}\right )}{3 a^{2} \Gamma \left (\frac{1}{3}\right )} \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{1}{{\left (b x^{3} + a\right )}^{\frac{1}{3}} x^{6}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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