Optimal. Leaf size=43 \[ \frac{1}{2} a^2 b x^6+\frac{a^3 x^2}{2}+\frac{3}{10} a b^2 x^{10}+\frac{b^3 x^{14}}{14} \]
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Rubi [A] time = 0.013336, antiderivative size = 43, 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 = {270} \[ \frac{1}{2} a^2 b x^6+\frac{a^3 x^2}{2}+\frac{3}{10} a b^2 x^{10}+\frac{b^3 x^{14}}{14} \]
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin{align*} \int x \left (a+b x^4\right )^3 \, dx &=\int \left (a^3 x+3 a^2 b x^5+3 a b^2 x^9+b^3 x^{13}\right ) \, dx\\ &=\frac{a^3 x^2}{2}+\frac{1}{2} a^2 b x^6+\frac{3}{10} a b^2 x^{10}+\frac{b^3 x^{14}}{14}\\ \end{align*}
Mathematica [A] time = 0.001576, size = 43, normalized size = 1. \[ \frac{1}{2} a^2 b x^6+\frac{a^3 x^2}{2}+\frac{3}{10} a b^2 x^{10}+\frac{b^3 x^{14}}{14} \]
Antiderivative was successfully verified.
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Maple [A] time = 0., size = 36, normalized size = 0.8 \begin{align*}{\frac{{x}^{2}{a}^{3}}{2}}+{\frac{{a}^{2}b{x}^{6}}{2}}+{\frac{3\,a{b}^{2}{x}^{10}}{10}}+{\frac{{b}^{3}{x}^{14}}{14}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.966163, size = 47, normalized size = 1.09 \begin{align*} \frac{1}{14} \, b^{3} x^{14} + \frac{3}{10} \, a b^{2} x^{10} + \frac{1}{2} \, a^{2} b x^{6} + \frac{1}{2} \, a^{3} x^{2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.22438, size = 85, normalized size = 1.98 \begin{align*} \frac{1}{14} x^{14} b^{3} + \frac{3}{10} x^{10} b^{2} a + \frac{1}{2} x^{6} b a^{2} + \frac{1}{2} x^{2} a^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.070538, size = 37, normalized size = 0.86 \begin{align*} \frac{a^{3} x^{2}}{2} + \frac{a^{2} b x^{6}}{2} + \frac{3 a b^{2} x^{10}}{10} + \frac{b^{3} x^{14}}{14} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.10131, size = 47, normalized size = 1.09 \begin{align*} \frac{1}{14} \, b^{3} x^{14} + \frac{3}{10} \, a b^{2} x^{10} + \frac{1}{2} \, a^{2} b x^{6} + \frac{1}{2} \, a^{3} x^{2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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