Optimal. Leaf size=114 \[ \frac{c \log \left (3 x^2-6^{3/4} x+\sqrt{6}\right )}{4\ 6^{3/4}}-\frac{c \log \left (3 x^2+6^{3/4} x+\sqrt{6}\right )}{4\ 6^{3/4}}-\frac{c \tan ^{-1}\left (1-\sqrt [4]{6} x\right )}{2\ 6^{3/4}}+\frac{c \tan ^{-1}\left (\sqrt [4]{6} x+1\right )}{2\ 6^{3/4}}+\frac{1}{12} d \log \left (3 x^4+2\right ) \]
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Rubi [A] time = 0.120906, antiderivative size = 114, normalized size of antiderivative = 1., number of steps used = 13, number of rules used = 9, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.429, Rules used = {1593, 1831, 297, 1162, 617, 204, 1165, 628, 260} \[ \frac{c \log \left (3 x^2-6^{3/4} x+\sqrt{6}\right )}{4\ 6^{3/4}}-\frac{c \log \left (3 x^2+6^{3/4} x+\sqrt{6}\right )}{4\ 6^{3/4}}-\frac{c \tan ^{-1}\left (1-\sqrt [4]{6} x\right )}{2\ 6^{3/4}}+\frac{c \tan ^{-1}\left (\sqrt [4]{6} x+1\right )}{2\ 6^{3/4}}+\frac{1}{12} d \log \left (3 x^4+2\right ) \]
Antiderivative was successfully verified.
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Rule 1593
Rule 1831
Rule 297
Rule 1162
Rule 617
Rule 204
Rule 1165
Rule 628
Rule 260
Rubi steps
\begin{align*} \int \frac{c x^2+d x^3}{2+3 x^4} \, dx &=\int \frac{x^2 (c+d x)}{2+3 x^4} \, dx\\ &=\int \left (\frac{c x^2}{2+3 x^4}+\frac{d x^3}{2+3 x^4}\right ) \, dx\\ &=c \int \frac{x^2}{2+3 x^4} \, dx+d \int \frac{x^3}{2+3 x^4} \, dx\\ &=\frac{1}{12} d \log \left (2+3 x^4\right )-\frac{c \int \frac{\sqrt{2}-\sqrt{3} x^2}{2+3 x^4} \, dx}{2 \sqrt{3}}+\frac{c \int \frac{\sqrt{2}+\sqrt{3} x^2}{2+3 x^4} \, dx}{2 \sqrt{3}}\\ &=\frac{1}{12} d \log \left (2+3 x^4\right )+\frac{1}{12} c \int \frac{1}{\sqrt{\frac{2}{3}}-\frac{2^{3/4} x}{\sqrt [4]{3}}+x^2} \, dx+\frac{1}{12} c \int \frac{1}{\sqrt{\frac{2}{3}}+\frac{2^{3/4} x}{\sqrt [4]{3}}+x^2} \, dx+\frac{c \int \frac{\frac{2^{3/4}}{\sqrt [4]{3}}+2 x}{-\sqrt{\frac{2}{3}}-\frac{2^{3/4} x}{\sqrt [4]{3}}-x^2} \, dx}{4\ 6^{3/4}}+\frac{c \int \frac{\frac{2^{3/4}}{\sqrt [4]{3}}-2 x}{-\sqrt{\frac{2}{3}}+\frac{2^{3/4} x}{\sqrt [4]{3}}-x^2} \, dx}{4\ 6^{3/4}}\\ &=\frac{c \log \left (\sqrt{6}-6^{3/4} x+3 x^2\right )}{4\ 6^{3/4}}-\frac{c \log \left (\sqrt{6}+6^{3/4} x+3 x^2\right )}{4\ 6^{3/4}}+\frac{1}{12} d \log \left (2+3 x^4\right )+\frac{c \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1-\sqrt [4]{6} x\right )}{2\ 6^{3/4}}-\frac{c \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1+\sqrt [4]{6} x\right )}{2\ 6^{3/4}}\\ &=-\frac{c \tan ^{-1}\left (1-\sqrt [4]{6} x\right )}{2\ 6^{3/4}}+\frac{c \tan ^{-1}\left (1+\sqrt [4]{6} x\right )}{2\ 6^{3/4}}+\frac{c \log \left (\sqrt{6}-6^{3/4} x+3 x^2\right )}{4\ 6^{3/4}}-\frac{c \log \left (\sqrt{6}+6^{3/4} x+3 x^2\right )}{4\ 6^{3/4}}+\frac{1}{12} d \log \left (2+3 x^4\right )\\ \end{align*}
Mathematica [A] time = 0.0276467, size = 108, normalized size = 0.95 \[ \frac{1}{24} \left (\sqrt [4]{6} c \log \left (\sqrt{6} x^2-2 \sqrt [4]{6} x+2\right )-\sqrt [4]{6} c \log \left (\sqrt{6} x^2+2 \sqrt [4]{6} x+2\right )-2 \sqrt [4]{6} c \tan ^{-1}\left (1-\sqrt [4]{6} x\right )+2 \sqrt [4]{6} c \tan ^{-1}\left (\sqrt [4]{6} x+1\right )+2 d \log \left (3 x^4+2\right )\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.001, size = 125, normalized size = 1.1 \begin{align*}{\frac{c\sqrt{3}{6}^{{\frac{3}{4}}}\sqrt{2}}{72}\arctan \left ({\frac{\sqrt{2}\sqrt{3}{6}^{{\frac{3}{4}}}x}{6}}-1 \right ) }+{\frac{c\sqrt{3}{6}^{{\frac{3}{4}}}\sqrt{2}}{144}\ln \left ({ \left ({x}^{2}-{\frac{\sqrt{3}\sqrt [4]{6}x\sqrt{2}}{3}}+{\frac{\sqrt{6}}{3}} \right ) \left ({x}^{2}+{\frac{\sqrt{3}\sqrt [4]{6}x\sqrt{2}}{3}}+{\frac{\sqrt{6}}{3}} \right ) ^{-1}} \right ) }+{\frac{c\sqrt{3}{6}^{{\frac{3}{4}}}\sqrt{2}}{72}\arctan \left ({\frac{\sqrt{2}\sqrt{3}{6}^{{\frac{3}{4}}}x}{6}}+1 \right ) }+{\frac{d\ln \left ( 3\,{x}^{4}+2 \right ) }{12}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.45013, size = 205, normalized size = 1.8 \begin{align*} \frac{1}{72} \cdot 3^{\frac{3}{4}} 2^{\frac{1}{4}}{\left (3^{\frac{1}{4}} 2^{\frac{3}{4}} d - \sqrt{3} c\right )} \log \left (\sqrt{3} x^{2} + 3^{\frac{1}{4}} 2^{\frac{3}{4}} x + \sqrt{2}\right ) + \frac{1}{72} \cdot 3^{\frac{3}{4}} 2^{\frac{1}{4}}{\left (3^{\frac{1}{4}} 2^{\frac{3}{4}} d + \sqrt{3} c\right )} \log \left (\sqrt{3} x^{2} - 3^{\frac{1}{4}} 2^{\frac{3}{4}} x + \sqrt{2}\right ) + \frac{1}{12} \cdot 3^{\frac{1}{4}} 2^{\frac{1}{4}} c \arctan \left (\frac{1}{6} \cdot 3^{\frac{3}{4}} 2^{\frac{1}{4}}{\left (2 \, \sqrt{3} x + 3^{\frac{1}{4}} 2^{\frac{3}{4}}\right )}\right ) + \frac{1}{12} \cdot 3^{\frac{1}{4}} 2^{\frac{1}{4}} c \arctan \left (\frac{1}{6} \cdot 3^{\frac{3}{4}} 2^{\frac{1}{4}}{\left (2 \, \sqrt{3} x - 3^{\frac{1}{4}} 2^{\frac{3}{4}}\right )}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.64733, size = 743, normalized size = 6.52 \begin{align*} -\frac{4 \cdot 6^{\frac{1}{4}}{\left (c^{4}\right )}^{\frac{1}{4}} c^{4} \arctan \left (-\frac{c^{5} + 6^{\frac{1}{4}}{\left (c^{4}\right )}^{\frac{5}{4}} x - 6^{\frac{1}{4}} \sqrt{\frac{1}{3}}{\left (c^{4}\right )}^{\frac{5}{4}} \sqrt{\frac{3 \, c^{3} x^{2} + 6^{\frac{3}{4}}{\left (c^{4}\right )}^{\frac{3}{4}} x + \sqrt{6} \sqrt{c^{4}} c}{c^{3}}}}{c^{5}}\right ) + 4 \cdot 6^{\frac{1}{4}}{\left (c^{4}\right )}^{\frac{1}{4}} c^{4} \arctan \left (\frac{c^{5} - 6^{\frac{1}{4}}{\left (c^{4}\right )}^{\frac{5}{4}} x + 6^{\frac{1}{4}} \sqrt{\frac{1}{3}}{\left (c^{4}\right )}^{\frac{5}{4}} \sqrt{\frac{3 \, c^{3} x^{2} - 6^{\frac{3}{4}}{\left (c^{4}\right )}^{\frac{3}{4}} x + \sqrt{6} \sqrt{c^{4}} c}{c^{3}}}}{c^{5}}\right ) -{\left (2 \, c^{4} d - 6^{\frac{1}{4}}{\left (c^{4}\right )}^{\frac{1}{4}} c^{4}\right )} \log \left (3 \, c^{3} x^{2} + 6^{\frac{3}{4}}{\left (c^{4}\right )}^{\frac{3}{4}} x + \sqrt{6} \sqrt{c^{4}} c\right ) -{\left (2 \, c^{4} d + 6^{\frac{1}{4}}{\left (c^{4}\right )}^{\frac{1}{4}} c^{4}\right )} \log \left (3 \, c^{3} x^{2} - 6^{\frac{3}{4}}{\left (c^{4}\right )}^{\frac{3}{4}} x + \sqrt{6} \sqrt{c^{4}} c\right )}{24 \, c^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.273372, size = 70, normalized size = 0.61 \begin{align*} \operatorname{RootSum}{\left (41472 t^{4} - 13824 t^{3} d + 1728 t^{2} d^{2} - 96 t d^{3} + 3 c^{4} + 2 d^{4}, \left ( t \mapsto t \log{\left (x + \frac{3456 t^{3} - 864 t^{2} d + 72 t d^{2} - 2 d^{3}}{3 c^{3}} \right )} \right )\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.1086, size = 147, normalized size = 1.29 \begin{align*} \frac{1}{12} \cdot 6^{\frac{1}{4}} c \arctan \left (\frac{3}{4} \, \sqrt{2} \left (\frac{2}{3}\right )^{\frac{3}{4}}{\left (2 \, x + \sqrt{2} \left (\frac{2}{3}\right )^{\frac{1}{4}}\right )}\right ) + \frac{1}{12} \cdot 6^{\frac{1}{4}} c \arctan \left (\frac{3}{4} \, \sqrt{2} \left (\frac{2}{3}\right )^{\frac{3}{4}}{\left (2 \, x - \sqrt{2} \left (\frac{2}{3}\right )^{\frac{1}{4}}\right )}\right ) - \frac{1}{24} \,{\left (6^{\frac{1}{4}} c - 2 \, d\right )} \log \left (x^{2} + \sqrt{2} \left (\frac{2}{3}\right )^{\frac{1}{4}} x + \sqrt{\frac{2}{3}}\right ) + \frac{1}{24} \,{\left (6^{\frac{1}{4}} c + 2 \, d\right )} \log \left (x^{2} - \sqrt{2} \left (\frac{2}{3}\right )^{\frac{1}{4}} x + \sqrt{\frac{2}{3}}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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