Optimal. Leaf size=38 \[ \frac{\left (a+b x^3\right )^{5/3}}{5 b^2}-\frac{a \left (a+b x^3\right )^{2/3}}{2 b^2} \]
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Rubi [A] time = 0.0222965, antiderivative size = 38, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.133, Rules used = {266, 43} \[ \frac{\left (a+b x^3\right )^{5/3}}{5 b^2}-\frac{a \left (a+b x^3\right )^{2/3}}{2 b^2} \]
Antiderivative was successfully verified.
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Rule 266
Rule 43
Rubi steps
\begin{align*} \int \frac{x^5}{\sqrt [3]{a+b x^3}} \, dx &=\frac{1}{3} \operatorname{Subst}\left (\int \frac{x}{\sqrt [3]{a+b x}} \, dx,x,x^3\right )\\ &=\frac{1}{3} \operatorname{Subst}\left (\int \left (-\frac{a}{b \sqrt [3]{a+b x}}+\frac{(a+b x)^{2/3}}{b}\right ) \, dx,x,x^3\right )\\ &=-\frac{a \left (a+b x^3\right )^{2/3}}{2 b^2}+\frac{\left (a+b x^3\right )^{5/3}}{5 b^2}\\ \end{align*}
Mathematica [A] time = 0.0124022, size = 28, normalized size = 0.74 \[ \frac{\left (a+b x^3\right )^{2/3} \left (2 b x^3-3 a\right )}{10 b^2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 25, normalized size = 0.7 \begin{align*} -{\frac{-2\,b{x}^{3}+3\,a}{10\,{b}^{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 = 0.97447, size = 41, normalized size = 1.08 \begin{align*} \frac{{\left (b x^{3} + a\right )}^{\frac{5}{3}}}{5 \, b^{2}} - \frac{{\left (b x^{3} + a\right )}^{\frac{2}{3}} a}{2 \, b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.38708, size = 59, normalized size = 1.55 \begin{align*} \frac{{\left (2 \, b x^{3} - 3 \, a\right )}{\left (b x^{3} + a\right )}^{\frac{2}{3}}}{10 \, b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.919107, size = 44, normalized size = 1.16 \begin{align*} \begin{cases} - \frac{3 a \left (a + b x^{3}\right )^{\frac{2}{3}}}{10 b^{2}} + \frac{x^{3} \left (a + b x^{3}\right )^{\frac{2}{3}}}{5 b} & \text{for}\: b \neq 0 \\\frac{x^{6}}{6 \sqrt [3]{a}} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.09071, size = 39, normalized size = 1.03 \begin{align*} \frac{2 \,{\left (b x^{3} + a\right )}^{\frac{5}{3}} - 5 \,{\left (b x^{3} + a\right )}^{\frac{2}{3}} a}{10 \, b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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