Integrand size = 14, antiderivative size = 31 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=x-\log (3)+\left (\left (2+e^3\right )^2-(5-x)^2+\frac {x}{5}\right ) \log (4) \]
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Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.48, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {12} \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=x-\frac {1}{100} (51-10 x)^2 \log (4) \]
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Rule 12
Rubi steps \begin{align*} \text {integral}& = \frac {1}{5} \int (5+(51-10 x) \log (4)) \, dx \\ & = x-\frac {1}{100} (51-10 x)^2 \log (4) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.52 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=x+\frac {51}{5} x \log (4)-x^2 \log (4) \]
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Time = 0.01 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.48
method | result | size |
gosper | \(-\frac {x \left (10 x \ln \left (2\right )-102 \ln \left (2\right )-5\right )}{5}\) | \(15\) |
default | \(-2 x^{2} \ln \left (2\right )+\frac {102 x \ln \left (2\right )}{5}+x\) | \(15\) |
risch | \(-2 x^{2} \ln \left (2\right )+\frac {102 x \ln \left (2\right )}{5}+x\) | \(15\) |
parts | \(-2 x^{2} \ln \left (2\right )+\frac {102 x \ln \left (2\right )}{5}+x\) | \(15\) |
parallelrisch | \(\frac {2 \ln \left (2\right ) \left (-5 x^{2}+51 x \right )}{5}+x\) | \(16\) |
norman | \(\left (\frac {102 \ln \left (2\right )}{5}+1\right ) x -2 x^{2} \ln \left (2\right )\) | \(17\) |
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none
Time = 0.24 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.48 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=-\frac {2}{5} \, {\left (5 \, x^{2} - 51 \, x\right )} \log \left (2\right ) + x \]
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Time = 0.02 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.55 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=- 2 x^{2} \log {\left (2 \right )} + x \left (1 + \frac {102 \log {\left (2 \right )}}{5}\right ) \]
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none
Time = 0.20 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.48 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=-\frac {2}{5} \, {\left (5 \, x^{2} - 51 \, x\right )} \log \left (2\right ) + x \]
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none
Time = 0.27 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.48 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=-\frac {2}{5} \, {\left (5 \, x^{2} - 51 \, x\right )} \log \left (2\right ) + x \]
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Time = 8.10 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.42 \[ \int \frac {1}{5} (5+(51-10 x) \log (4)) \, dx=x-\frac {\ln \left (2\right )\,{\left (10\,x-51\right )}^2}{50} \]
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