Optimal. Leaf size=195 \[ -\frac{7 \left (x^2+\sqrt [3]{2}\right ) \sqrt{\frac{x^4-\sqrt [3]{2} x^2+2^{2/3}}{\left (\left (1+\sqrt{3}\right ) x^2+\sqrt [3]{2}\right )^2}} x \text{EllipticF}\left (\cos ^{-1}\left (\frac{\left (1-\sqrt{3}\right ) x^2+\sqrt [3]{2}}{\left (1+\sqrt{3}\right ) x^2+\sqrt [3]{2}}\right ),\frac{1}{4} \left (2+\sqrt{3}\right )\right )}{12 \sqrt [3]{2} \sqrt [4]{3} \sqrt{\frac{x^2 \left (x^2+\sqrt [3]{2}\right )}{\left (\left (1+\sqrt{3}\right ) x^2+\sqrt [3]{2}\right )^2}} \sqrt{x^6+2}}-\frac{x^7}{3 \sqrt{x^6+2}}+\frac{7}{12} \sqrt{x^6+2} x \]
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Rubi [A] time = 0.0454726, antiderivative size = 195, 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 = {288, 321, 225} \[ -\frac{x^7}{3 \sqrt{x^6+2}}+\frac{7}{12} \sqrt{x^6+2} x-\frac{7 \left (x^2+\sqrt [3]{2}\right ) \sqrt{\frac{x^4-\sqrt [3]{2} x^2+2^{2/3}}{\left (\left (1+\sqrt{3}\right ) x^2+\sqrt [3]{2}\right )^2}} x F\left (\cos ^{-1}\left (\frac{\left (1-\sqrt{3}\right ) x^2+\sqrt [3]{2}}{\left (1+\sqrt{3}\right ) x^2+\sqrt [3]{2}}\right )|\frac{1}{4} \left (2+\sqrt{3}\right )\right )}{12 \sqrt [3]{2} \sqrt [4]{3} \sqrt{\frac{x^2 \left (x^2+\sqrt [3]{2}\right )}{\left (\left (1+\sqrt{3}\right ) x^2+\sqrt [3]{2}\right )^2}} \sqrt{x^6+2}} \]
Antiderivative was successfully verified.
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Rule 288
Rule 321
Rule 225
Rubi steps
\begin{align*} \int \frac{x^{12}}{\left (2+x^6\right )^{3/2}} \, dx &=-\frac{x^7}{3 \sqrt{2+x^6}}+\frac{7}{3} \int \frac{x^6}{\sqrt{2+x^6}} \, dx\\ &=-\frac{x^7}{3 \sqrt{2+x^6}}+\frac{7}{12} x \sqrt{2+x^6}-\frac{7}{6} \int \frac{1}{\sqrt{2+x^6}} \, dx\\ &=-\frac{x^7}{3 \sqrt{2+x^6}}+\frac{7}{12} x \sqrt{2+x^6}-\frac{7 x \left (\sqrt [3]{2}+x^2\right ) \sqrt{\frac{2^{2/3}-\sqrt [3]{2} x^2+x^4}{\left (\sqrt [3]{2}+\left (1+\sqrt{3}\right ) x^2\right )^2}} F\left (\cos ^{-1}\left (\frac{\sqrt [3]{2}+\left (1-\sqrt{3}\right ) x^2}{\sqrt [3]{2}+\left (1+\sqrt{3}\right ) x^2}\right )|\frac{1}{4} \left (2+\sqrt{3}\right )\right )}{12 \sqrt [3]{2} \sqrt [4]{3} \sqrt{\frac{x^2 \left (\sqrt [3]{2}+x^2\right )}{\left (\sqrt [3]{2}+\left (1+\sqrt{3}\right ) x^2\right )^2}} \sqrt{2+x^6}}\\ \end{align*}
Mathematica [C] time = 0.011715, size = 54, normalized size = 0.28 \[ \frac{x \left (-7 \sqrt{2} \sqrt{x^6+2} \, _2F_1\left (\frac{1}{6},\frac{1}{2};\frac{7}{6};-\frac{x^6}{2}\right )+3 x^6+14\right )}{12 \sqrt{x^6+2}} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.024, size = 36, normalized size = 0.2 \begin{align*}{\frac{x \left ( 3\,{x}^{6}+14 \right ) }{12}{\frac{1}{\sqrt{{x}^{6}+2}}}}-{\frac{7\,x\sqrt{2}}{12}{\mbox{$_2$F$_1$}({\frac{1}{6}},{\frac{1}{2}};\,{\frac{7}{6}};\,-{\frac{{x}^{6}}{2}})}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{12}}{{\left (x^{6} + 2\right )}^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\sqrt{x^{6} + 2} x^{12}}{x^{12} + 4 \, x^{6} + 4}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 1.36191, size = 36, normalized size = 0.18 \begin{align*} \frac{\sqrt{2} x^{13} \Gamma \left (\frac{13}{6}\right ){{}_{2}F_{1}\left (\begin{matrix} \frac{3}{2}, \frac{13}{6} \\ \frac{19}{6} \end{matrix}\middle |{\frac{x^{6} e^{i \pi }}{2}} \right )}}{24 \Gamma \left (\frac{19}{6}\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{12}}{{\left (x^{6} + 2\right )}^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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