Optimal. Leaf size=80 \[ -\frac{3 a^3 x^{2/3}}{2 b^4}+\frac{3 a^4 \sqrt [3]{x}}{b^5}+\frac{a^2 x}{b^3}-\frac{3 a^5 \log \left (a+b \sqrt [3]{x}\right )}{b^6}-\frac{3 a x^{4/3}}{4 b^2}+\frac{3 x^{5/3}}{5 b} \]
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Rubi [A] time = 0.0460705, antiderivative size = 80, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.154, Rules used = {266, 43} \[ -\frac{3 a^3 x^{2/3}}{2 b^4}+\frac{3 a^4 \sqrt [3]{x}}{b^5}+\frac{a^2 x}{b^3}-\frac{3 a^5 \log \left (a+b \sqrt [3]{x}\right )}{b^6}-\frac{3 a x^{4/3}}{4 b^2}+\frac{3 x^{5/3}}{5 b} \]
Antiderivative was successfully verified.
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Rule 266
Rule 43
Rubi steps
\begin{align*} \int \frac{x}{a+b \sqrt [3]{x}} \, dx &=3 \operatorname{Subst}\left (\int \frac{x^5}{a+b x} \, dx,x,\sqrt [3]{x}\right )\\ &=3 \operatorname{Subst}\left (\int \left (\frac{a^4}{b^5}-\frac{a^3 x}{b^4}+\frac{a^2 x^2}{b^3}-\frac{a x^3}{b^2}+\frac{x^4}{b}-\frac{a^5}{b^5 (a+b x)}\right ) \, dx,x,\sqrt [3]{x}\right )\\ &=\frac{3 a^4 \sqrt [3]{x}}{b^5}-\frac{3 a^3 x^{2/3}}{2 b^4}+\frac{a^2 x}{b^3}-\frac{3 a x^{4/3}}{4 b^2}+\frac{3 x^{5/3}}{5 b}-\frac{3 a^5 \log \left (a+b \sqrt [3]{x}\right )}{b^6}\\ \end{align*}
Mathematica [A] time = 0.0356736, size = 77, normalized size = 0.96 \[ \frac{-30 a^3 b^2 x^{2/3}+20 a^2 b^3 x+60 a^4 b \sqrt [3]{x}-60 a^5 \log \left (a+b \sqrt [3]{x}\right )-15 a b^4 x^{4/3}+12 b^5 x^{5/3}}{20 b^6} \]
Antiderivative was successfully verified.
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Maple [A] time = 0., size = 65, normalized size = 0.8 \begin{align*} 3\,{\frac{{a}^{4}\sqrt [3]{x}}{{b}^{5}}}-{\frac{3\,{a}^{3}}{2\,{b}^{4}}{x}^{{\frac{2}{3}}}}+{\frac{{a}^{2}x}{{b}^{3}}}-{\frac{3\,a}{4\,{b}^{2}}{x}^{{\frac{4}{3}}}}+{\frac{3}{5\,b}{x}^{{\frac{5}{3}}}}-3\,{\frac{{a}^{5}\ln \left ( a+b\sqrt [3]{x} \right ) }{{b}^{6}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.972349, size = 128, normalized size = 1.6 \begin{align*} -\frac{3 \, a^{5} \log \left (b x^{\frac{1}{3}} + a\right )}{b^{6}} + \frac{3 \,{\left (b x^{\frac{1}{3}} + a\right )}^{5}}{5 \, b^{6}} - \frac{15 \,{\left (b x^{\frac{1}{3}} + a\right )}^{4} a}{4 \, b^{6}} + \frac{10 \,{\left (b x^{\frac{1}{3}} + a\right )}^{3} a^{2}}{b^{6}} - \frac{15 \,{\left (b x^{\frac{1}{3}} + a\right )}^{2} a^{3}}{b^{6}} + \frac{15 \,{\left (b x^{\frac{1}{3}} + a\right )} a^{4}}{b^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.50553, size = 162, normalized size = 2.02 \begin{align*} \frac{20 \, a^{2} b^{3} x - 60 \, a^{5} \log \left (b x^{\frac{1}{3}} + a\right ) + 6 \,{\left (2 \, b^{5} x - 5 \, a^{3} b^{2}\right )} x^{\frac{2}{3}} - 15 \,{\left (a b^{4} x - 4 \, a^{4} b\right )} x^{\frac{1}{3}}}{20 \, b^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 9.98872, size = 80, normalized size = 1. \begin{align*} - \frac{3 a^{5} \log{\left (1 + \frac{b \sqrt [3]{x}}{a} \right )}}{b^{6}} + \frac{3 a^{4} \sqrt [3]{x}}{b^{5}} - \frac{3 a^{3} x^{\frac{2}{3}}}{2 b^{4}} + \frac{a^{2} x}{b^{3}} - \frac{3 a x^{\frac{4}{3}}}{4 b^{2}} + \frac{3 x^{\frac{5}{3}}}{5 b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.17946, size = 90, normalized size = 1.12 \begin{align*} -\frac{3 \, a^{5} \log \left ({\left | b x^{\frac{1}{3}} + a \right |}\right )}{b^{6}} + \frac{12 \, b^{4} x^{\frac{5}{3}} - 15 \, a b^{3} x^{\frac{4}{3}} + 20 \, a^{2} b^{2} x - 30 \, a^{3} b x^{\frac{2}{3}} + 60 \, a^{4} x^{\frac{1}{3}}}{20 \, b^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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