Integrand size = 63, antiderivative size = 20 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \log \left (e^{12+2 x}-\log (\log (2+10 x))\right ) \]
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Time = 0.32 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.032, Rules used = {6873, 6816} \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \log \left (e^{2 x+12}-\log (\log (10 x+2))\right ) \]
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Rule 6816
Rule 6873
Rubi steps \begin{align*} \text {integral}& = \int \frac {-20-e^{12+2 x} (-8-40 x) \log (2+10 x)}{(1+5 x) \log (2+10 x) \left (e^{12+2 x}-\log (\log (2+10 x))\right )} \, dx \\ & = 4 \log \left (e^{12+2 x}-\log (\log (2+10 x))\right ) \\ \end{align*}
Time = 0.57 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \log \left (e^{2 (6+x)}-\log (\log (2+10 x))\right ) \]
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Time = 0.47 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00
method | result | size |
risch | \(4 \ln \left (-{\mathrm e}^{2 x +12}+\ln \left (\ln \left (10 x +2\right )\right )\right )\) | \(20\) |
parallelrisch | \(4 \ln \left ({\mathrm e}^{2 x +12}-\ln \left (\ln \left (10 x +2\right )\right )\right )\) | \(20\) |
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Time = 0.25 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \, \log \left (-e^{\left (2 \, x + 12\right )} + \log \left (\log \left (10 \, x + 2\right )\right )\right ) \]
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Time = 0.22 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \log {\left (e^{2 x + 12} - \log {\left (\log {\left (10 x + 2 \right )} \right )} \right )} \]
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Time = 0.32 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.10 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \, \log \left (-e^{\left (2 \, x + 12\right )} + \log \left (\log \left (2\right ) + \log \left (5 \, x + 1\right )\right )\right ) \]
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Time = 0.30 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4 \, \log \left (-e^{\left (2 \, x + 12\right )} + \log \left (\log \left (10 \, x + 2\right )\right )\right ) \]
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Time = 12.74 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {20+e^{12+2 x} (-8-40 x) \log (2+10 x)}{e^{12+2 x} (-1-5 x) \log (2+10 x)+(1+5 x) \log (2+10 x) \log (\log (2+10 x))} \, dx=4\,\ln \left (\ln \left (\ln \left (10\,x+2\right )\right )-{\mathrm {e}}^{2\,x+12}\right ) \]
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