Optimal. Leaf size=29 \[ \frac{x^2}{6}-\frac{\tan ^{-1}\left (\sqrt{\frac{3}{2}} x^2\right )}{3 \sqrt{6}} \]
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Rubi [A] time = 0.0134381, 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, 321, 203} \[ \frac{x^2}{6}-\frac{\tan ^{-1}\left (\sqrt{\frac{3}{2}} x^2\right )}{3 \sqrt{6}} \]
Antiderivative was successfully verified.
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Rule 275
Rule 321
Rule 203
Rubi steps
\begin{align*} \int \frac{x^5}{2+3 x^4} \, dx &=\frac{1}{2} \operatorname{Subst}\left (\int \frac{x^2}{2+3 x^2} \, dx,x,x^2\right )\\ &=\frac{x^2}{6}-\frac{1}{3} \operatorname{Subst}\left (\int \frac{1}{2+3 x^2} \, dx,x,x^2\right )\\ &=\frac{x^2}{6}-\frac{\tan ^{-1}\left (\sqrt{\frac{3}{2}} x^2\right )}{3 \sqrt{6}}\\ \end{align*}
Mathematica [A] time = 0.0081398, size = 29, normalized size = 1. \[ \frac{x^2}{6}-\frac{\tan ^{-1}\left (\sqrt{\frac{3}{2}} x^2\right )}{3 \sqrt{6}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 21, normalized size = 0.7 \begin{align*}{\frac{{x}^{2}}{6}}-{\frac{\sqrt{6}}{18}\arctan \left ({\frac{{x}^{2}\sqrt{6}}{2}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.53849, size = 27, normalized size = 0.93 \begin{align*} \frac{1}{6} \, x^{2} - \frac{1}{18} \, \sqrt{6} \arctan \left (\frac{1}{2} \, \sqrt{6} x^{2}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.60711, size = 65, normalized size = 2.24 \begin{align*} \frac{1}{6} \, x^{2} - \frac{1}{18} \, \sqrt{6} \arctan \left (\frac{1}{2} \, \sqrt{6} x^{2}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.129129, size = 22, normalized size = 0.76 \begin{align*} \frac{x^{2}}{6} - \frac{\sqrt{6} \operatorname{atan}{\left (\frac{\sqrt{6} x^{2}}{2} \right )}}{18} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.11551, size = 27, normalized size = 0.93 \begin{align*} \frac{1}{6} \, x^{2} - \frac{1}{18} \, \sqrt{6} \arctan \left (\frac{1}{2} \, \sqrt{6} x^{2}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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