Integrand size = 36, antiderivative size = 33 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=x-\frac {\frac {-1-\frac {4}{x}+x}{x^2}+\left (\frac {3}{5}-x+x^2\right ) \log (2)}{x} \]
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Time = 0.01 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.94, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.056, Rules used = {12, 14} \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=\frac {4}{x^4}+\frac {1}{x^3}-\frac {1}{x^2}+x (1-\log (2))-\frac {\log (8)}{5 x} \]
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Rule 12
Rule 14
Rubi steps \begin{align*} \text {integral}& = \frac {1}{5} \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{x^5} \, dx \\ & = \frac {1}{5} \int \left (-\frac {80}{x^5}-\frac {15}{x^4}+\frac {10}{x^3}-5 (-1+\log (2))+\frac {\log (8)}{x^2}\right ) \, dx \\ & = \frac {4}{x^4}+\frac {1}{x^3}-\frac {1}{x^2}+x (1-\log (2))-\frac {\log (8)}{5 x} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.88 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=\frac {4}{x^4}+\frac {1}{x^3}-\frac {1}{x^2}+x-x \log (2)-\frac {\log (8)}{5 x} \]
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Time = 0.58 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.85
method | result | size |
default | \(-x \ln \left (2\right )+x +\frac {4}{x^{4}}-\frac {3 \ln \left (2\right )}{5 x}-\frac {1}{x^{2}}+\frac {1}{x^{3}}\) | \(28\) |
norman | \(\frac {4+x +\left (1-\ln \left (2\right )\right ) x^{5}-x^{2}-\frac {3 x^{3} \ln \left (2\right )}{5}}{x^{4}}\) | \(30\) |
risch | \(-x \ln \left (2\right )+x +\frac {-3 x^{3} \ln \left (2\right )-5 x^{2}+5 x +20}{5 x^{4}}\) | \(30\) |
gosper | \(-\frac {5 x^{5} \ln \left (2\right )-5 x^{5}+3 x^{3} \ln \left (2\right )+5 x^{2}-5 x -20}{5 x^{4}}\) | \(35\) |
parallelrisch | \(-\frac {5 x^{5} \ln \left (2\right )-5 x^{5}+3 x^{3} \ln \left (2\right )+5 x^{2}-5 x -20}{5 x^{4}}\) | \(35\) |
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Time = 0.23 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.06 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=\frac {5 \, x^{5} - 5 \, x^{2} - {\left (5 \, x^{5} + 3 \, x^{3}\right )} \log \left (2\right ) + 5 \, x + 20}{5 \, x^{4}} \]
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Time = 0.27 (sec) , antiderivative size = 32, normalized size of antiderivative = 0.97 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=\frac {x \left (5 - 5 \log {\left (2 \right )}\right )}{5} + \frac {- 3 x^{3} \log {\left (2 \right )} - 5 x^{2} + 5 x + 20}{5 x^{4}} \]
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Time = 0.17 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.91 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=-x {\left (\log \left (2\right ) - 1\right )} - \frac {3 \, x^{3} \log \left (2\right ) + 5 \, x^{2} - 5 \, x - 20}{5 \, x^{4}} \]
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Time = 0.25 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.88 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=-x \log \left (2\right ) + x - \frac {3 \, x^{3} \log \left (2\right ) + 5 \, x^{2} - 5 \, x - 20}{5 \, x^{4}} \]
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Time = 0.07 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.88 \[ \int \frac {-80-15 x+10 x^2+5 x^5+\left (3 x^3-5 x^5\right ) \log (2)}{5 x^5} \, dx=\frac {-\frac {3\,\ln \left (2\right )\,x^3}{5}-x^2+x+4}{x^4}-x\,\left (\frac {\ln \left (32\right )}{5}-1\right ) \]
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