Integrand size = 28, antiderivative size = 49 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=-\frac {261}{221} \arctan (1-2 x)-\frac {1026}{221} \arctan (3-x)+\frac {56}{221} \log \left (10-6 x+x^2\right )+\frac {109}{442} \log \left (1-2 x+2 x^2\right ) \]
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Time = 0.09 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.00, number of steps used = 10, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.214, Rules used = {6860, 648, 632, 210, 642, 631} \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=-\frac {261}{221} \arctan (1-2 x)-\frac {1026}{221} \arctan (3-x)+\frac {56}{221} \log \left (x^2-6 x+10\right )+\frac {109}{442} \log \left (2 x^2-2 x+1\right ) \]
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Rule 210
Rule 631
Rule 632
Rule 642
Rule 648
Rule 6860
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {2 (345+56 x)}{221 \left (10-6 x+x^2\right )}+\frac {2 (76+109 x)}{221 \left (1-2 x+2 x^2\right )}\right ) \, dx \\ & = \frac {2}{221} \int \frac {345+56 x}{10-6 x+x^2} \, dx+\frac {2}{221} \int \frac {76+109 x}{1-2 x+2 x^2} \, dx \\ & = \frac {109}{442} \int \frac {-2+4 x}{1-2 x+2 x^2} \, dx+\frac {56}{221} \int \frac {-6+2 x}{10-6 x+x^2} \, dx+\frac {261}{221} \int \frac {1}{1-2 x+2 x^2} \, dx+\frac {1026}{221} \int \frac {1}{10-6 x+x^2} \, dx \\ & = \frac {56}{221} \log \left (10-6 x+x^2\right )+\frac {109}{442} \log \left (1-2 x+2 x^2\right )+\frac {261}{221} \text {Subst}\left (\int \frac {1}{-1-x^2} \, dx,x,1-2 x\right )-\frac {2052}{221} \text {Subst}\left (\int \frac {1}{-4-x^2} \, dx,x,-6+2 x\right ) \\ & = -\frac {261}{221} \tan ^{-1}(1-2 x)-\frac {1026}{221} \tan ^{-1}(3-x)+\frac {56}{221} \log \left (10-6 x+x^2\right )+\frac {109}{442} \log \left (1-2 x+2 x^2\right ) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.00 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=-\frac {261}{221} \arctan (1-2 x)-\frac {1026}{221} \arctan (3-x)+\frac {56}{221} \log \left (10-6 x+x^2\right )+\frac {109}{442} \log \left (1-2 x+2 x^2\right ) \]
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Time = 1.23 (sec) , antiderivative size = 40, normalized size of antiderivative = 0.82
method | result | size |
default | \(\frac {261 \arctan \left (2 x -1\right )}{221}+\frac {1026 \arctan \left (-3+x \right )}{221}+\frac {56 \ln \left (x^{2}-6 x +10\right )}{221}+\frac {109 \ln \left (2 x^{2}-2 x +1\right )}{442}\) | \(40\) |
risch | \(\frac {56 \ln \left (x^{2}-6 x +10\right )}{221}+\frac {1026 \arctan \left (-3+x \right )}{221}+\frac {109 \ln \left (4 x^{2}-4 x +2\right )}{442}+\frac {261 \arctan \left (2 x -1\right )}{221}\) | \(40\) |
parallelrisch | \(\frac {56 \ln \left (x -3-i\right )}{221}-\frac {513 i \ln \left (x -3-i\right )}{221}+\frac {56 \ln \left (x -3+i\right )}{221}+\frac {513 i \ln \left (x -3+i\right )}{221}+\frac {109 \ln \left (x -\frac {1}{2}-\frac {i}{2}\right )}{442}-\frac {261 i \ln \left (x -\frac {1}{2}-\frac {i}{2}\right )}{442}+\frac {109 \ln \left (x -\frac {1}{2}+\frac {i}{2}\right )}{442}+\frac {261 i \ln \left (x -\frac {1}{2}+\frac {i}{2}\right )}{442}\) | \(70\) |
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Time = 0.27 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.80 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=\frac {261}{221} \, \arctan \left (2 \, x - 1\right ) + \frac {1026}{221} \, \arctan \left (x - 3\right ) + \frac {109}{442} \, \log \left (2 \, x^{2} - 2 \, x + 1\right ) + \frac {56}{221} \, \log \left (x^{2} - 6 \, x + 10\right ) \]
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Time = 0.10 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.90 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=\frac {56 \log {\left (x^{2} - 6 x + 10 \right )}}{221} + \frac {109 \log {\left (x^{2} - x + \frac {1}{2} \right )}}{442} + \frac {1026 \operatorname {atan}{\left (x - 3 \right )}}{221} + \frac {261 \operatorname {atan}{\left (2 x - 1 \right )}}{221} \]
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Time = 0.28 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.80 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=\frac {261}{221} \, \arctan \left (2 \, x - 1\right ) + \frac {1026}{221} \, \arctan \left (x - 3\right ) + \frac {109}{442} \, \log \left (2 \, x^{2} - 2 \, x + 1\right ) + \frac {56}{221} \, \log \left (x^{2} - 6 \, x + 10\right ) \]
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Time = 0.28 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.80 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=\frac {261}{221} \, \arctan \left (2 \, x - 1\right ) + \frac {1026}{221} \, \arctan \left (x - 3\right ) + \frac {109}{442} \, \log \left (2 \, x^{2} - 2 \, x + 1\right ) + \frac {56}{221} \, \log \left (x^{2} - 6 \, x + 10\right ) \]
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Time = 9.70 (sec) , antiderivative size = 41, normalized size of antiderivative = 0.84 \[ \int \frac {5+x^3}{\left (10-6 x+x^2\right ) \left (\frac {1}{2}-x+x^2\right )} \, dx=\ln \left (x-3-\mathrm {i}\right )\,\left (\frac {56}{221}-\frac {513}{221}{}\mathrm {i}\right )+\ln \left (x-3+1{}\mathrm {i}\right )\,\left (\frac {56}{221}+\frac {513}{221}{}\mathrm {i}\right )+\ln \left (x-\frac {1}{2}-\frac {1}{2}{}\mathrm {i}\right )\,\left (\frac {109}{442}-\frac {261}{442}{}\mathrm {i}\right )+\ln \left (x-\frac {1}{2}+\frac {1}{2}{}\mathrm {i}\right )\,\left (\frac {109}{442}+\frac {261}{442}{}\mathrm {i}\right ) \]
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