Optimal. Leaf size=19 \[ -\frac{a}{2 x^2}-\frac{3 b}{7 x^{7/3}} \]
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Rubi [A] time = 0.0050827, 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} \[ -\frac{a}{2 x^2}-\frac{3 b}{7 x^{7/3}} \]
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin{align*} \int \frac{a+\frac{b}{\sqrt [3]{x}}}{x^3} \, dx &=\int \left (\frac{b}{x^{10/3}}+\frac{a}{x^3}\right ) \, dx\\ &=-\frac{3 b}{7 x^{7/3}}-\frac{a}{2 x^2}\\ \end{align*}
Mathematica [A] time = 0.0078449, size = 19, normalized size = 1. \[ -\frac{a}{2 x^2}-\frac{3 b}{7 x^{7/3}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 14, normalized size = 0.7 \begin{align*} -{\frac{3\,b}{7}{x}^{-{\frac{7}{3}}}}-{\frac{a}{2\,{x}^{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 0.954495, size = 132, normalized size = 6.95 \begin{align*} -\frac{3 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{7}}{7 \, b^{6}} + \frac{5 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{6} a}{2 \, b^{6}} - \frac{6 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{5} a^{2}}{b^{6}} + \frac{15 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{4} a^{3}}{2 \, b^{6}} - \frac{5 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{3} a^{4}}{b^{6}} + \frac{3 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{2} a^{5}}{2 \, b^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.46623, size = 45, normalized size = 2.37 \begin{align*} -\frac{7 \, a x + 6 \, b x^{\frac{2}{3}}}{14 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.20286, size = 17, normalized size = 0.89 \begin{align*} - \frac{a}{2 x^{2}} - \frac{3 b}{7 x^{\frac{7}{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13663, size = 20, normalized size = 1.05 \begin{align*} -\frac{7 \, a x^{\frac{1}{3}} + 6 \, b}{14 \, x^{\frac{7}{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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