Optimal. Leaf size=74 \[ \frac{18 x}{35 a^3 \sqrt [3]{a+b x^3}}+\frac{6 x}{35 a^2 \left (a+b x^3\right )^{4/3}}+\frac{4 x}{35 a \left (a+b x^3\right )^{7/3}}+\frac{x}{5 \left (a+b x^3\right )^{10/3}} \]
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Rubi [A] time = 0.0189451, antiderivative size = 74, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.15, Rules used = {385, 192, 191} \[ \frac{18 x}{35 a^3 \sqrt [3]{a+b x^3}}+\frac{6 x}{35 a^2 \left (a+b x^3\right )^{4/3}}+\frac{4 x}{35 a \left (a+b x^3\right )^{7/3}}+\frac{x}{5 \left (a+b x^3\right )^{10/3}} \]
Antiderivative was successfully verified.
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Rule 385
Rule 192
Rule 191
Rubi steps
\begin{align*} \int \frac{a-b x^3}{\left (a+b x^3\right )^{13/3}} \, dx &=\frac{x}{5 \left (a+b x^3\right )^{10/3}}+\frac{4}{5} \int \frac{1}{\left (a+b x^3\right )^{10/3}} \, dx\\ &=\frac{x}{5 \left (a+b x^3\right )^{10/3}}+\frac{4 x}{35 a \left (a+b x^3\right )^{7/3}}+\frac{24 \int \frac{1}{\left (a+b x^3\right )^{7/3}} \, dx}{35 a}\\ &=\frac{x}{5 \left (a+b x^3\right )^{10/3}}+\frac{4 x}{35 a \left (a+b x^3\right )^{7/3}}+\frac{6 x}{35 a^2 \left (a+b x^3\right )^{4/3}}+\frac{18 \int \frac{1}{\left (a+b x^3\right )^{4/3}} \, dx}{35 a^2}\\ &=\frac{x}{5 \left (a+b x^3\right )^{10/3}}+\frac{4 x}{35 a \left (a+b x^3\right )^{7/3}}+\frac{6 x}{35 a^2 \left (a+b x^3\right )^{4/3}}+\frac{18 x}{35 a^3 \sqrt [3]{a+b x^3}}\\ \end{align*}
Mathematica [A] time = 0.0210671, size = 51, normalized size = 0.69 \[ \frac{x \left (70 a^2 b x^3+35 a^3+60 a b^2 x^6+18 b^3 x^9\right )}{35 a^3 \left (a+b x^3\right )^{10/3}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 48, normalized size = 0.7 \begin{align*}{\frac{x \left ( 18\,{b}^{3}{x}^{9}+60\,{b}^{2}{x}^{6}a+70\,b{x}^{3}{a}^{2}+35\,{a}^{3} \right ) }{35\,{a}^{3}} \left ( b{x}^{3}+a \right ) ^{-{\frac{10}{3}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.1912, size = 161, normalized size = 2.18 \begin{align*} -\frac{{\left (14 \, b^{2} - \frac{40 \,{\left (b x^{3} + a\right )} b}{x^{3}} + \frac{35 \,{\left (b x^{3} + a\right )}^{2}}{x^{6}}\right )} b x^{10}}{140 \,{\left (b x^{3} + a\right )}^{\frac{10}{3}} a^{3}} - \frac{{\left (14 \, b^{3} - \frac{60 \,{\left (b x^{3} + a\right )} b^{2}}{x^{3}} + \frac{105 \,{\left (b x^{3} + a\right )}^{2} b}{x^{6}} - \frac{140 \,{\left (b x^{3} + a\right )}^{3}}{x^{9}}\right )} x^{10}}{140 \,{\left (b x^{3} + a\right )}^{\frac{10}{3}} a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.53024, size = 197, normalized size = 2.66 \begin{align*} \frac{{\left (18 \, b^{3} x^{10} + 60 \, a b^{2} x^{7} + 70 \, a^{2} b x^{4} + 35 \, a^{3} x\right )}{\left (b x^{3} + a\right )}^{\frac{2}{3}}}{35 \,{\left (a^{3} b^{4} x^{12} + 4 \, a^{4} b^{3} x^{9} + 6 \, a^{5} b^{2} x^{6} + 4 \, a^{6} b x^{3} + a^{7}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int -\frac{b x^{3} - a}{{\left (b x^{3} + a\right )}^{\frac{13}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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