Optimal. Leaf size=34 \[ \frac{3 (a+b x)^{10/3}}{10 b^2}-\frac{3 a (a+b x)^{7/3}}{7 b^2} \]
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Rubi [A] time = 0.0087666, antiderivative size = 34, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 11, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.091, Rules used = {43} \[ \frac{3 (a+b x)^{10/3}}{10 b^2}-\frac{3 a (a+b x)^{7/3}}{7 b^2} \]
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin{align*} \int x (a+b x)^{4/3} \, dx &=\int \left (-\frac{a (a+b x)^{4/3}}{b}+\frac{(a+b x)^{7/3}}{b}\right ) \, dx\\ &=-\frac{3 a (a+b x)^{7/3}}{7 b^2}+\frac{3 (a+b x)^{10/3}}{10 b^2}\\ \end{align*}
Mathematica [A] time = 0.0420025, size = 24, normalized size = 0.71 \[ \frac{3 (a+b x)^{7/3} (7 b x-3 a)}{70 b^2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 21, normalized size = 0.6 \begin{align*} -{\frac{-21\,bx+9\,a}{70\,{b}^{2}} \left ( bx+a \right ) ^{{\frac{7}{3}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.05417, size = 35, normalized size = 1.03 \begin{align*} \frac{3 \,{\left (b x + a\right )}^{\frac{10}{3}}}{10 \, b^{2}} - \frac{3 \,{\left (b x + a\right )}^{\frac{7}{3}} a}{7 \, b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.54511, size = 96, normalized size = 2.82 \begin{align*} \frac{3 \,{\left (7 \, b^{3} x^{3} + 11 \, a b^{2} x^{2} + a^{2} b x - 3 \, a^{3}\right )}{\left (b x + a\right )}^{\frac{1}{3}}}{70 \, b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.94136, size = 80, normalized size = 2.35 \begin{align*} \begin{cases} - \frac{9 a^{3} \sqrt [3]{a + b x}}{70 b^{2}} + \frac{3 a^{2} x \sqrt [3]{a + b x}}{70 b} + \frac{33 a x^{2} \sqrt [3]{a + b x}}{70} + \frac{3 b x^{3} \sqrt [3]{a + b x}}{10} & \text{for}\: b \neq 0 \\\frac{a^{\frac{4}{3}} x^{2}}{2} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.24592, size = 92, normalized size = 2.71 \begin{align*} \frac{3 \,{\left (\frac{5 \,{\left (4 \,{\left (b x + a\right )}^{\frac{7}{3}} - 7 \,{\left (b x + a\right )}^{\frac{4}{3}} a\right )} a}{b} + \frac{14 \,{\left (b x + a\right )}^{\frac{10}{3}} - 40 \,{\left (b x + a\right )}^{\frac{7}{3}} a + 35 \,{\left (b x + a\right )}^{\frac{4}{3}} a^{2}}{b}\right )}}{140 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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