Optimal. Leaf size=18 \[ \frac{2 \left (a+b x^3\right )^{5/2}}{15 b} \]
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Rubi [A] time = 0.0046283, antiderivative size = 18, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.067, Rules used = {261} \[ \frac{2 \left (a+b x^3\right )^{5/2}}{15 b} \]
Antiderivative was successfully verified.
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Rule 261
Rubi steps
\begin{align*} \int x^2 \left (a+b x^3\right )^{3/2} \, dx &=\frac{2 \left (a+b x^3\right )^{5/2}}{15 b}\\ \end{align*}
Mathematica [A] time = 0.0055945, size = 18, normalized size = 1. \[ \frac{2 \left (a+b x^3\right )^{5/2}}{15 b} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 15, normalized size = 0.8 \begin{align*}{\frac{2}{15\,b} \left ( b{x}^{3}+a \right ) ^{{\frac{5}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.951958, size = 19, normalized size = 1.06 \begin{align*} \frac{2 \,{\left (b x^{3} + a\right )}^{\frac{5}{2}}}{15 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.41843, size = 70, normalized size = 3.89 \begin{align*} \frac{2 \,{\left (b^{2} x^{6} + 2 \, a b x^{3} + a^{2}\right )} \sqrt{b x^{3} + a}}{15 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.939794, size = 65, normalized size = 3.61 \begin{align*} \begin{cases} \frac{2 a^{2} \sqrt{a + b x^{3}}}{15 b} + \frac{4 a x^{3} \sqrt{a + b x^{3}}}{15} + \frac{2 b x^{6} \sqrt{a + b x^{3}}}{15} & \text{for}\: b \neq 0 \\\frac{a^{\frac{3}{2}} x^{3}}{3} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.11496, size = 19, normalized size = 1.06 \begin{align*} \frac{2 \,{\left (b x^{3} + a\right )}^{\frac{5}{2}}}{15 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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