Optimal. Leaf size=19 \[ \frac{a x^4}{4}+\frac{3}{11} b x^{11/3} \]
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Rubi [A] time = 0.0051967, antiderivative size = 19, 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 = {14} \[ \frac{a x^4}{4}+\frac{3}{11} b x^{11/3} \]
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin{align*} \int \left (a+\frac{b}{\sqrt [3]{x}}\right ) x^3 \, dx &=\int \left (b x^{8/3}+a x^3\right ) \, dx\\ &=\frac{3}{11} b x^{11/3}+\frac{a x^4}{4}\\ \end{align*}
Mathematica [A] time = 0.0026011, size = 19, normalized size = 1. \[ \frac{a x^4}{4}+\frac{3}{11} b x^{11/3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.002, size = 14, normalized size = 0.7 \begin{align*}{\frac{3\,b}{11}{x}^{{\frac{11}{3}}}}+{\frac{a{x}^{4}}{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.979786, size = 20, normalized size = 1.05 \begin{align*} \frac{1}{44} \,{\left (11 \, a + \frac{12 \, b}{x^{\frac{1}{3}}}\right )} x^{4} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.70121, size = 39, normalized size = 2.05 \begin{align*} \frac{1}{4} \, a x^{4} + \frac{3}{11} \, b x^{\frac{11}{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.10223, size = 15, normalized size = 0.79 \begin{align*} \frac{a x^{4}}{4} + \frac{3 b x^{\frac{11}{3}}}{11} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.19622, size = 18, normalized size = 0.95 \begin{align*} \frac{1}{4} \, a x^{4} + \frac{3}{11} \, b x^{\frac{11}{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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