Optimal. Leaf size=17 \[ -\frac{a}{x}-\frac{3 b}{4 x^{4/3}} \]
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Rubi [A] time = 0.0049935, antiderivative size = 17, 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} \[ -\frac{a}{x}-\frac{3 b}{4 x^{4/3}} \]
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin{align*} \int \frac{a+\frac{b}{\sqrt [3]{x}}}{x^2} \, dx &=\int \left (\frac{b}{x^{7/3}}+\frac{a}{x^2}\right ) \, dx\\ &=-\frac{3 b}{4 x^{4/3}}-\frac{a}{x}\\ \end{align*}
Mathematica [A] time = 0.0074651, size = 17, normalized size = 1. \[ -\frac{a}{x}-\frac{3 b}{4 x^{4/3}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 14, normalized size = 0.8 \begin{align*} -{\frac{3\,b}{4}{x}^{-{\frac{4}{3}}}}-{\frac{a}{x}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.04429, size = 63, normalized size = 3.71 \begin{align*} -\frac{3 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{4}}{4 \, b^{3}} + \frac{2 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{3} a}{b^{3}} - \frac{3 \,{\left (a + \frac{b}{x^{\frac{1}{3}}}\right )}^{2} a^{2}}{2 \, b^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.44508, size = 43, normalized size = 2.53 \begin{align*} -\frac{4 \, a x + 3 \, b x^{\frac{2}{3}}}{4 \, x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.674316, size = 14, normalized size = 0.82 \begin{align*} - \frac{a}{x} - \frac{3 b}{4 x^{\frac{4}{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.12303, size = 20, normalized size = 1.18 \begin{align*} -\frac{4 \, a x^{\frac{1}{3}} + 3 \, b}{4 \, x^{\frac{4}{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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