Optimal. Leaf size=248 \[ \frac{25 x \left (1-x^2\right )}{48 \left (x^4+2 x^2+3\right )^2}+\frac{x \left (51 x^2+64\right )}{192 \left (x^4+2 x^2+3\right )}+\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (x^2-\sqrt{2 \left (\sqrt{3}-1\right )} x+\sqrt{3}\right )-\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (x^2+\sqrt{2 \left (\sqrt{3}-1\right )} x+\sqrt{3}\right )-\frac{1}{256} \sqrt{\frac{1}{3} \left (1019 \sqrt{3}-1291\right )} \tan ^{-1}\left (\frac{\sqrt{2 \left (\sqrt{3}-1\right )}-2 x}{\sqrt{2 \left (1+\sqrt{3}\right )}}\right )+\frac{1}{256} \sqrt{\frac{1}{3} \left (1019 \sqrt{3}-1291\right )} \tan ^{-1}\left (\frac{2 x+\sqrt{2 \left (\sqrt{3}-1\right )}}{\sqrt{2 \left (1+\sqrt{3}\right )}}\right ) \]
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Rubi [A] time = 0.254342, antiderivative size = 248, normalized size of antiderivative = 1., number of steps used = 11, number of rules used = 7, integrand size = 28, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {1678, 1178, 1169, 634, 618, 204, 628} \[ \frac{25 x \left (1-x^2\right )}{48 \left (x^4+2 x^2+3\right )^2}+\frac{x \left (51 x^2+64\right )}{192 \left (x^4+2 x^2+3\right )}+\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (x^2-\sqrt{2 \left (\sqrt{3}-1\right )} x+\sqrt{3}\right )-\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (x^2+\sqrt{2 \left (\sqrt{3}-1\right )} x+\sqrt{3}\right )-\frac{1}{256} \sqrt{\frac{1}{3} \left (1019 \sqrt{3}-1291\right )} \tan ^{-1}\left (\frac{\sqrt{2 \left (\sqrt{3}-1\right )}-2 x}{\sqrt{2 \left (1+\sqrt{3}\right )}}\right )+\frac{1}{256} \sqrt{\frac{1}{3} \left (1019 \sqrt{3}-1291\right )} \tan ^{-1}\left (\frac{2 x+\sqrt{2 \left (\sqrt{3}-1\right )}}{\sqrt{2 \left (1+\sqrt{3}\right )}}\right ) \]
Antiderivative was successfully verified.
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Rule 1678
Rule 1178
Rule 1169
Rule 634
Rule 618
Rule 204
Rule 628
Rubi steps
\begin{align*} \int \frac{4+x^2+3 x^4+5 x^6}{\left (3+2 x^2+x^4\right )^3} \, dx &=\frac{25 x \left (1-x^2\right )}{48 \left (3+2 x^2+x^4\right )^2}+\frac{1}{96} \int \frac{78+230 x^2}{\left (3+2 x^2+x^4\right )^2} \, dx\\ &=\frac{25 x \left (1-x^2\right )}{48 \left (3+2 x^2+x^4\right )^2}+\frac{x \left (64+51 x^2\right )}{192 \left (3+2 x^2+x^4\right )}+\frac{\int \frac{-288+1224 x^2}{3+2 x^2+x^4} \, dx}{4608}\\ &=\frac{25 x \left (1-x^2\right )}{48 \left (3+2 x^2+x^4\right )^2}+\frac{x \left (64+51 x^2\right )}{192 \left (3+2 x^2+x^4\right )}+\frac{\int \frac{-288 \sqrt{2 \left (-1+\sqrt{3}\right )}-\left (-288-1224 \sqrt{3}\right ) x}{\sqrt{3}-\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2} \, dx}{9216 \sqrt{6 \left (-1+\sqrt{3}\right )}}+\frac{\int \frac{-288 \sqrt{2 \left (-1+\sqrt{3}\right )}+\left (-288-1224 \sqrt{3}\right ) x}{\sqrt{3}+\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2} \, dx}{9216 \sqrt{6 \left (-1+\sqrt{3}\right )}}\\ &=\frac{25 x \left (1-x^2\right )}{48 \left (3+2 x^2+x^4\right )^2}+\frac{x \left (64+51 x^2\right )}{192 \left (3+2 x^2+x^4\right )}+\frac{1}{768} \left (51-4 \sqrt{3}\right ) \int \frac{1}{\sqrt{3}-\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2} \, dx+\frac{1}{768} \left (51-4 \sqrt{3}\right ) \int \frac{1}{\sqrt{3}+\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2} \, dx+\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \int \frac{-\sqrt{2 \left (-1+\sqrt{3}\right )}+2 x}{\sqrt{3}-\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2} \, dx-\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \int \frac{\sqrt{2 \left (-1+\sqrt{3}\right )}+2 x}{\sqrt{3}+\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2} \, dx\\ &=\frac{25 x \left (1-x^2\right )}{48 \left (3+2 x^2+x^4\right )^2}+\frac{x \left (64+51 x^2\right )}{192 \left (3+2 x^2+x^4\right )}+\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (\sqrt{3}-\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2\right )-\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (\sqrt{3}+\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2\right )+\frac{1}{384} \left (-51+4 \sqrt{3}\right ) \operatorname{Subst}\left (\int \frac{1}{-2 \left (1+\sqrt{3}\right )-x^2} \, dx,x,-\sqrt{2 \left (-1+\sqrt{3}\right )}+2 x\right )+\frac{1}{384} \left (-51+4 \sqrt{3}\right ) \operatorname{Subst}\left (\int \frac{1}{-2 \left (1+\sqrt{3}\right )-x^2} \, dx,x,\sqrt{2 \left (-1+\sqrt{3}\right )}+2 x\right )\\ &=\frac{25 x \left (1-x^2\right )}{48 \left (3+2 x^2+x^4\right )^2}+\frac{x \left (64+51 x^2\right )}{192 \left (3+2 x^2+x^4\right )}-\frac{1}{256} \sqrt{\frac{1}{3} \left (-1291+1019 \sqrt{3}\right )} \tan ^{-1}\left (\frac{\sqrt{2 \left (-1+\sqrt{3}\right )}-2 x}{\sqrt{2 \left (1+\sqrt{3}\right )}}\right )+\frac{1}{256} \sqrt{\frac{1}{3} \left (-1291+1019 \sqrt{3}\right )} \tan ^{-1}\left (\frac{\sqrt{2 \left (-1+\sqrt{3}\right )}+2 x}{\sqrt{2 \left (1+\sqrt{3}\right )}}\right )+\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (\sqrt{3}-\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2\right )-\frac{1}{512} \sqrt{\frac{1}{3} \left (1291+1019 \sqrt{3}\right )} \log \left (\sqrt{3}+\sqrt{2 \left (-1+\sqrt{3}\right )} x+x^2\right )\\ \end{align*}
Mathematica [C] time = 0.302399, size = 129, normalized size = 0.52 \[ \frac{1}{768} \left (\frac{4 x \left (51 x^6+166 x^4+181 x^2+292\right )}{\left (x^4+2 x^2+3\right )^2}+\frac{3 \left (34+21 i \sqrt{2}\right ) \tan ^{-1}\left (\frac{x}{\sqrt{1-i \sqrt{2}}}\right )}{\sqrt{1-i \sqrt{2}}}+\frac{3 \left (34-21 i \sqrt{2}\right ) \tan ^{-1}\left (\frac{x}{\sqrt{1+i \sqrt{2}}}\right )}{\sqrt{1+i \sqrt{2}}}\right ) \]
Antiderivative was successfully verified.
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Maple [B] time = 0.022, size = 418, normalized size = 1.7 \begin{align*}{\frac{1}{ \left ({x}^{4}+2\,{x}^{2}+3 \right ) ^{2}} \left ({\frac{17\,{x}^{7}}{64}}+{\frac{83\,{x}^{5}}{96}}+{\frac{181\,{x}^{3}}{192}}+{\frac{73\,x}{48}} \right ) }+{\frac{55\,\ln \left ({x}^{2}+\sqrt{3}-x\sqrt{-2+2\,\sqrt{3}} \right ) \sqrt{-2+2\,\sqrt{3}}\sqrt{3}}{3072}}+{\frac{21\,\ln \left ({x}^{2}+\sqrt{3}-x\sqrt{-2+2\,\sqrt{3}} \right ) \sqrt{-2+2\,\sqrt{3}}}{1024}}+{\frac{ \left ( -110+110\,\sqrt{3} \right ) \sqrt{3}}{1536\,\sqrt{2+2\,\sqrt{3}}}\arctan \left ({\frac{2\,x-\sqrt{-2+2\,\sqrt{3}}}{\sqrt{2+2\,\sqrt{3}}}} \right ) }+{\frac{-42+42\,\sqrt{3}}{512\,\sqrt{2+2\,\sqrt{3}}}\arctan \left ({\frac{2\,x-\sqrt{-2+2\,\sqrt{3}}}{\sqrt{2+2\,\sqrt{3}}}} \right ) }-{\frac{\sqrt{3}}{48\,\sqrt{2+2\,\sqrt{3}}}\arctan \left ({\frac{2\,x-\sqrt{-2+2\,\sqrt{3}}}{\sqrt{2+2\,\sqrt{3}}}} \right ) }-{\frac{55\,\ln \left ({x}^{2}+\sqrt{3}+x\sqrt{-2+2\,\sqrt{3}} \right ) \sqrt{-2+2\,\sqrt{3}}\sqrt{3}}{3072}}-{\frac{21\,\ln \left ({x}^{2}+\sqrt{3}+x\sqrt{-2+2\,\sqrt{3}} \right ) \sqrt{-2+2\,\sqrt{3}}}{1024}}+{\frac{ \left ( -110+110\,\sqrt{3} \right ) \sqrt{3}}{1536\,\sqrt{2+2\,\sqrt{3}}}\arctan \left ({\frac{2\,x+\sqrt{-2+2\,\sqrt{3}}}{\sqrt{2+2\,\sqrt{3}}}} \right ) }+{\frac{-42+42\,\sqrt{3}}{512\,\sqrt{2+2\,\sqrt{3}}}\arctan \left ({\frac{2\,x+\sqrt{-2+2\,\sqrt{3}}}{\sqrt{2+2\,\sqrt{3}}}} \right ) }-{\frac{\sqrt{3}}{48\,\sqrt{2+2\,\sqrt{3}}}\arctan \left ({\frac{2\,x+\sqrt{-2+2\,\sqrt{3}}}{\sqrt{2+2\,\sqrt{3}}}} \right ) } \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*} \frac{51 \, x^{7} + 166 \, x^{5} + 181 \, x^{3} + 292 \, x}{192 \,{\left (x^{8} + 4 \, x^{6} + 10 \, x^{4} + 12 \, x^{2} + 9\right )}} + \frac{1}{64} \, \int \frac{17 \, x^{2} - 4}{x^{4} + 2 \, x^{2} + 3}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.68028, size = 2261, normalized size = 9.12 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.571005, size = 68, normalized size = 0.27 \begin{align*} \frac{51 x^{7} + 166 x^{5} + 181 x^{3} + 292 x}{192 x^{8} + 768 x^{6} + 1920 x^{4} + 2304 x^{2} + 1728} + \operatorname{RootSum}{\left (51539607552 t^{4} - 338427904 t^{2} + 1038361, \left ( t \mapsto t \log{\left (\frac{5536481280 t^{3}}{867169} - \frac{19920128 t}{867169} + x \right )} \right )\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{5 \, x^{6} + 3 \, x^{4} + x^{2} + 4}{{\left (x^{4} + 2 \, x^{2} + 3\right )}^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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