Optimal. Leaf size=29 \[ \frac{1}{12} \sqrt{x^{12}+9} x^6+\frac{3}{4} \sinh ^{-1}\left (\frac{x^6}{3}\right ) \]
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Rubi [A] time = 0.0090506, antiderivative size = 29, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.231, Rules used = {275, 195, 215} \[ \frac{1}{12} \sqrt{x^{12}+9} x^6+\frac{3}{4} \sinh ^{-1}\left (\frac{x^6}{3}\right ) \]
Antiderivative was successfully verified.
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Rule 275
Rule 195
Rule 215
Rubi steps
\begin{align*} \int x^5 \sqrt{9+x^{12}} \, dx &=\frac{1}{6} \operatorname{Subst}\left (\int \sqrt{9+x^2} \, dx,x,x^6\right )\\ &=\frac{1}{12} x^6 \sqrt{9+x^{12}}+\frac{3}{4} \operatorname{Subst}\left (\int \frac{1}{\sqrt{9+x^2}} \, dx,x,x^6\right )\\ &=\frac{1}{12} x^6 \sqrt{9+x^{12}}+\frac{3}{4} \sinh ^{-1}\left (\frac{x^6}{3}\right )\\ \end{align*}
Mathematica [A] time = 0.006709, size = 28, normalized size = 0.97 \[ \frac{1}{12} \left (\sqrt{x^{12}+9} x^6+9 \sinh ^{-1}\left (\frac{x^6}{3}\right )\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.032, size = 22, normalized size = 0.8 \begin{align*}{\frac{3}{4}{\it Arcsinh} \left ({\frac{{x}^{6}}{3}} \right ) }+{\frac{{x}^{6}}{12}\sqrt{{x}^{12}+9}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 0.955351, size = 78, normalized size = 2.69 \begin{align*} \frac{3 \, \sqrt{x^{12} + 9}}{4 \, x^{6}{\left (\frac{x^{12} + 9}{x^{12}} - 1\right )}} + \frac{3}{8} \, \log \left (\frac{\sqrt{x^{12} + 9}}{x^{6}} + 1\right ) - \frac{3}{8} \, \log \left (\frac{\sqrt{x^{12} + 9}}{x^{6}} - 1\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.4387, size = 78, normalized size = 2.69 \begin{align*} \frac{1}{12} \, \sqrt{x^{12} + 9} x^{6} - \frac{3}{4} \, \log \left (-x^{6} + \sqrt{x^{12} + 9}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.57501, size = 37, normalized size = 1.28 \begin{align*} \frac{x^{18}}{12 \sqrt{x^{12} + 9}} + \frac{3 x^{6}}{4 \sqrt{x^{12} + 9}} + \frac{3 \operatorname{asinh}{\left (\frac{x^{6}}{3} \right )}}{4} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.14256, size = 39, normalized size = 1.34 \begin{align*} \frac{1}{12} \, \sqrt{x^{12} + 9} x^{6} - \frac{3}{4} \, \log \left (-x^{6} + \sqrt{x^{12} + 9}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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