Integrand size = 22, antiderivative size = 21 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=\log \left (\left (5+x+\frac {10}{7} \left (x-x^2\right )-\log (3)\right )^2\right ) \]
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Time = 0.00 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.95, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {642} \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2 \log \left (-10 x^2+17 x+7 (5-\log (3))\right ) \]
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Rule 642
Rubi steps \begin{align*} \text {integral}& = 2 \log \left (17 x-10 x^2+7 (5-\log (3))\right ) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.86 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2 \log \left (-17 x+10 x^2+7 (-5+\log (3))\right ) \]
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Time = 0.40 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.76
method | result | size |
parallelrisch | \(2 \ln \left (\frac {7 \ln \left (3\right )}{10}+x^{2}-\frac {17 x}{10}-\frac {7}{2}\right )\) | \(16\) |
default | \(2 \ln \left (7 \ln \left (3\right )+10 x^{2}-17 x -35\right )\) | \(18\) |
norman | \(2 \ln \left (7 \ln \left (3\right )+10 x^{2}-17 x -35\right )\) | \(18\) |
risch | \(2 \ln \left (7 \ln \left (3\right )+10 x^{2}-17 x -35\right )\) | \(18\) |
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none
Time = 0.26 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2 \, \log \left (10 \, x^{2} - 17 \, x + 7 \, \log \left (3\right ) - 35\right ) \]
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Time = 0.11 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2 \log {\left (10 x^{2} - 17 x - 35 + 7 \log {\left (3 \right )} \right )} \]
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none
Time = 0.18 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2 \, \log \left (10 \, x^{2} - 17 \, x + 7 \, \log \left (3\right ) - 35\right ) \]
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none
Time = 0.27 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.86 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2 \, \log \left ({\left | 10 \, x^{2} - 17 \, x + 7 \, \log \left (3\right ) - 35 \right |}\right ) \]
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Time = 0.10 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81 \[ \int \frac {-34+40 x}{-35-17 x+10 x^2+7 \log (3)} \, dx=2\,\ln \left (10\,x^2-17\,x+7\,\ln \left (3\right )-35\right ) \]
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