Integrand size = 39, antiderivative size = 14 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log (\log (-15-e-2 x-\log (x))) \]
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Time = 0.05 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.051, Rules used = {6, 6816} \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log (\log (-2 x-\log (x)-e-15)) \]
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Rule 6
Rule 6816
Rubi steps \begin{align*} \text {integral}& = \int \frac {1+2 x}{\left ((15+e) x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx \\ & = \log (\log (-15-e-2 x-\log (x))) \\ \end{align*}
Time = 0.17 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log (\log (-15-e-2 x-\log (x))) \]
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Time = 0.30 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14
method | result | size |
default | \(\ln \left (\ln \left (-\ln \left (x \right )-{\mathrm e}-2 x -15\right )\right )\) | \(16\) |
norman | \(\ln \left (\ln \left (-\ln \left (x \right )-{\mathrm e}-2 x -15\right )\right )\) | \(16\) |
risch | \(\ln \left (\ln \left (-\ln \left (x \right )-{\mathrm e}-2 x -15\right )\right )\) | \(16\) |
parallelrisch | \(\ln \left (\ln \left (-\ln \left (x \right )-{\mathrm e}-2 x -15\right )\right )\) | \(16\) |
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none
Time = 0.26 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.07 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log \left (\log \left (-2 \, x - e - \log \left (x\right ) - 15\right )\right ) \]
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Time = 0.15 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.07 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log {\left (\log {\left (- 2 x - \log {\left (x \right )} - 15 - e \right )} \right )} \]
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none
Time = 0.22 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.07 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log \left (\log \left (-2 \, x - e - \log \left (x\right ) - 15\right )\right ) \]
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none
Time = 0.27 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.07 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\log \left (\log \left (-2 \, x - e - \log \left (x\right ) - 15\right )\right ) \]
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Time = 12.09 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.07 \[ \int \frac {1+2 x}{\left (15 x+e x+2 x^2+x \log (x)\right ) \log (-15-e-2 x-\log (x))} \, dx=\ln \left (\ln \left (-2\,x-\mathrm {e}-\ln \left (x\right )-15\right )\right ) \]
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