Optimal. Leaf size=41 \[ \frac {x^5}{15}-\frac {2 x^3}{27}+\frac {4 x}{27}-\frac {4}{27} \sqrt {\frac {2}{3}} \tan ^{-1}\left (\sqrt {\frac {3}{2}} x\right ) \]
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Rubi [A] time = 0.01, antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {302, 203} \[ \frac {x^5}{15}-\frac {2 x^3}{27}+\frac {4 x}{27}-\frac {4}{27} \sqrt {\frac {2}{3}} \tan ^{-1}\left (\sqrt {\frac {3}{2}} x\right ) \]
Antiderivative was successfully verified.
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Rule 203
Rule 302
Rubi steps
\begin {align*} \int \frac {x^6}{2+3 x^2} \, dx &=\int \left (\frac {4}{27}-\frac {2 x^2}{9}+\frac {x^4}{3}-\frac {8}{27 \left (2+3 x^2\right )}\right ) \, dx\\ &=\frac {4 x}{27}-\frac {2 x^3}{27}+\frac {x^5}{15}-\frac {8}{27} \int \frac {1}{2+3 x^2} \, dx\\ &=\frac {4 x}{27}-\frac {2 x^3}{27}+\frac {x^5}{15}-\frac {4}{27} \sqrt {\frac {2}{3}} \tan ^{-1}\left (\sqrt {\frac {3}{2}} x\right )\\ \end {align*}
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Mathematica [A] time = 0.01, size = 35, normalized size = 0.85 \[ \frac {1}{405} \left (27 x^5-30 x^3+60 x-20 \sqrt {6} \tan ^{-1}\left (\sqrt {\frac {3}{2}} x\right )\right ) \]
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.02, size = 39, normalized size = 0.95 \[ \frac {1}{135} x \left (9 x^4-10 x^2+20\right )-\frac {4}{27} \sqrt {\frac {2}{3}} \tan ^{-1}\left (\sqrt {\frac {3}{2}} x\right ) \]
Antiderivative was successfully verified.
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fricas [A] time = 0.92, size = 32, normalized size = 0.78 \[ \frac {1}{15} \, x^{5} - \frac {2}{27} \, x^{3} - \frac {4}{81} \, \sqrt {3} \sqrt {2} \arctan \left (\frac {1}{2} \, \sqrt {3} \sqrt {2} x\right ) + \frac {4}{27} \, x \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.85, size = 26, normalized size = 0.63 \[ \frac {1}{15} \, x^{5} - \frac {2}{27} \, x^{3} - \frac {4}{81} \, \sqrt {6} \arctan \left (\frac {1}{2} \, \sqrt {6} x\right ) + \frac {4}{27} \, x \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.28, size = 27, normalized size = 0.66
method | result | size |
default | \(\frac {4 x}{27}-\frac {2 x^{3}}{27}+\frac {x^{5}}{15}-\frac {4 \arctan \left (\frac {x \sqrt {6}}{2}\right ) \sqrt {6}}{81}\) | \(27\) |
risch | \(\frac {4 x}{27}-\frac {2 x^{3}}{27}+\frac {x^{5}}{15}-\frac {4 \arctan \left (\frac {x \sqrt {6}}{2}\right ) \sqrt {6}}{81}\) | \(27\) |
meijerg | \(\frac {2 \sqrt {2}\, \sqrt {3}\, \left (\frac {x \sqrt {2}\, \sqrt {3}\, \left (\frac {189}{4} x^{4}-\frac {105}{2} x^{2}+105\right )}{105}-2 \arctan \left (\frac {x \sqrt {2}\, \sqrt {3}}{2}\right )\right )}{81}\) | \(43\) |
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.97, size = 26, normalized size = 0.63 \[ \frac {1}{15} \, x^{5} - \frac {2}{27} \, x^{3} - \frac {4}{81} \, \sqrt {6} \arctan \left (\frac {1}{2} \, \sqrt {6} x\right ) + \frac {4}{27} \, x \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.04, size = 32, normalized size = 0.78 \[ \frac {4\,x}{27}-\frac {2\,x^3}{27}+\frac {x^5}{15}-\frac {4\,\sqrt {2}\,\sqrt {3}\,\mathrm {atan}\left (\frac {\sqrt {2}\,\sqrt {3}\,x}{2}\right )}{81} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.10, size = 34, normalized size = 0.83 \[ \frac {x^{5}}{15} - \frac {2 x^{3}}{27} + \frac {4 x}{27} - \frac {4 \sqrt {6} \operatorname {atan}{\left (\frac {\sqrt {6} x}{2} \right )}}{81} \]
Verification of antiderivative is not currently implemented for this CAS.
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