Integrand size = 73, antiderivative size = 24 \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=x-x^2 \log \left (\frac {x^2}{-5 e^{-4 x}+\log (5)}\right ) \]
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Time = 0.49 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.29, number of steps used = 16, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.110, Rules used = {6874, 2215, 2221, 2611, 2320, 6724, 2631, 12} \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right ) \]
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Rule 12
Rule 2215
Rule 2221
Rule 2320
Rule 2611
Rule 2631
Rule 6724
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \int \left (1-2 x+\frac {20 x^2}{-5+e^{4 x} \log (5)}-2 x \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )\right ) \, dx \\ & = x-x^2-2 \int x \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right ) \, dx+20 \int \frac {x^2}{-5+e^{4 x} \log (5)} \, dx \\ & = x-x^2-\frac {4 x^3}{3}-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )+(4 \log (5)) \int \frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)} \, dx+\int \frac {2 x \left (5+10 x-e^{4 x} \log (5)\right )}{5-e^{4 x} \log (5)} \, dx \\ & = x-x^2-\frac {4 x^3}{3}-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )+x^2 \log \left (1-\frac {1}{5} e^{4 x} \log (5)\right )+2 \int \frac {x \left (5+10 x-e^{4 x} \log (5)\right )}{5-e^{4 x} \log (5)} \, dx-2 \int x \log \left (1-\frac {1}{5} e^{4 x} \log (5)\right ) \, dx \\ & = x-x^2-\frac {4 x^3}{3}-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )+x^2 \log \left (1-\frac {1}{5} e^{4 x} \log (5)\right )+\frac {1}{2} x \operatorname {PolyLog}\left (2,\frac {1}{5} e^{4 x} \log (5)\right )-\frac {1}{2} \int \operatorname {PolyLog}\left (2,\frac {1}{5} e^{4 x} \log (5)\right ) \, dx+2 \int \left (x-\frac {10 x^2}{-5+e^{4 x} \log (5)}\right ) \, dx \\ & = x-\frac {4 x^3}{3}-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )+x^2 \log \left (1-\frac {1}{5} e^{4 x} \log (5)\right )+\frac {1}{2} x \operatorname {PolyLog}\left (2,\frac {1}{5} e^{4 x} \log (5)\right )-\frac {1}{8} \text {Subst}\left (\int \frac {\operatorname {PolyLog}\left (2,\frac {1}{5} x \log (5)\right )}{x} \, dx,x,e^{4 x}\right )-20 \int \frac {x^2}{-5+e^{4 x} \log (5)} \, dx \\ & = x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )+x^2 \log \left (1-\frac {1}{5} e^{4 x} \log (5)\right )+\frac {1}{2} x \operatorname {PolyLog}\left (2,\frac {1}{5} e^{4 x} \log (5)\right )-\frac {1}{8} \operatorname {PolyLog}\left (3,\frac {1}{5} e^{4 x} \log (5)\right )-(4 \log (5)) \int \frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)} \, dx \\ & = x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )+\frac {1}{2} x \operatorname {PolyLog}\left (2,\frac {1}{5} e^{4 x} \log (5)\right )-\frac {1}{8} \operatorname {PolyLog}\left (3,\frac {1}{5} e^{4 x} \log (5)\right )+2 \int x \log \left (1-\frac {1}{5} e^{4 x} \log (5)\right ) \, dx \\ & = x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )-\frac {1}{8} \operatorname {PolyLog}\left (3,\frac {1}{5} e^{4 x} \log (5)\right )+\frac {1}{2} \int \operatorname {PolyLog}\left (2,\frac {1}{5} e^{4 x} \log (5)\right ) \, dx \\ & = x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right )-\frac {1}{8} \operatorname {PolyLog}\left (3,\frac {1}{5} e^{4 x} \log (5)\right )+\frac {1}{8} \text {Subst}\left (\int \frac {\operatorname {PolyLog}\left (2,\frac {1}{5} x \log (5)\right )}{x} \, dx,x,e^{4 x}\right ) \\ & = x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right ) \\ \end{align*}
Time = 0.21 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.29 \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=x-x^2 \log \left (-\frac {e^{4 x} x^2}{5-e^{4 x} \log (5)}\right ) \]
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Time = 0.49 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.17
method | result | size |
norman | \(x -x^{2} \ln \left (\frac {x^{2} {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )\) | \(28\) |
parallelrisch | \(x -x^{2} \ln \left (\frac {x^{2} {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )\) | \(28\) |
risch | \(-x^{2} \ln \left ({\mathrm e}^{4 x}\right )+x^{2} \ln \left (\ln \left (5\right ) {\mathrm e}^{4 x}-5\right )-2 x^{2} \ln \left (x \right )+\frac {i \pi \,x^{2} \operatorname {csgn}\left (i x \right )^{2} \operatorname {csgn}\left (i x^{2}\right )}{2}-i \pi \,x^{2} \operatorname {csgn}\left (i x \right ) \operatorname {csgn}\left (i x^{2}\right )^{2}+\frac {i \pi \,x^{2} \operatorname {csgn}\left (i x^{2}\right )^{3}}{2}+\frac {i \pi \,x^{2} \operatorname {csgn}\left (i x^{2}\right ) \operatorname {csgn}\left (\frac {i {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right ) \operatorname {csgn}\left (\frac {i x^{2} {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )}{2}-\frac {i \pi \,x^{2} \operatorname {csgn}\left (i x^{2}\right ) \operatorname {csgn}\left (\frac {i x^{2} {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )^{2}}{2}+\frac {i \pi \,x^{2} \operatorname {csgn}\left (\frac {i}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right ) \operatorname {csgn}\left (i {\mathrm e}^{4 x}\right ) \operatorname {csgn}\left (\frac {i {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )}{2}-\frac {i \pi \,x^{2} \operatorname {csgn}\left (\frac {i}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right ) \operatorname {csgn}\left (\frac {i {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )^{2}}{2}-\frac {i \pi \,x^{2} \operatorname {csgn}\left (i {\mathrm e}^{4 x}\right ) \operatorname {csgn}\left (\frac {i {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )^{2}}{2}+\frac {i \pi \,x^{2} \operatorname {csgn}\left (\frac {i {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )^{3}}{2}-\frac {i \pi \,x^{2} \operatorname {csgn}\left (\frac {i {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right ) \operatorname {csgn}\left (\frac {i x^{2} {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )^{2}}{2}+\frac {i \pi \,x^{2} \operatorname {csgn}\left (\frac {i x^{2} {\mathrm e}^{4 x}}{\ln \left (5\right ) {\mathrm e}^{4 x}-5}\right )^{3}}{2}+x\) | \(422\) |
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Time = 0.29 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.12 \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=-x^{2} \log \left (\frac {x^{2} e^{\left (4 \, x\right )}}{e^{\left (4 \, x\right )} \log \left (5\right ) - 5}\right ) + x \]
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Time = 0.15 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00 \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=- x^{2} \log {\left (\frac {x^{2} e^{4 x}}{e^{4 x} \log {\left (5 \right )} - 5} \right )} + x \]
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Time = 0.35 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.88 \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=-4 \, x^{3} - 2 \, x^{2} \log \left (x\right ) + \frac {1}{4} \, {\left (4 \, x^{2} + 1\right )} \log \left (e^{\left (4 \, x\right )} \log \left (5\right ) - 5\right ) + x - \frac {1}{4} \, \log \left (e^{\left (4 \, x\right )} \log \left (5\right ) - 5\right ) \]
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Time = 0.29 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.25 \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=-4 \, x^{3} - x^{2} \log \left (x^{2}\right ) + x^{2} \log \left (e^{\left (4 \, x\right )} \log \left (5\right ) - 5\right ) + x \]
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Timed out. \[ \int \frac {-5+10 x+20 x^2+e^{4 x} (1-2 x) \log (5)+\left (10 x-2 e^{4 x} x \log (5)\right ) \log \left (\frac {e^{4 x} x^2}{-5+e^{4 x} \log (5)}\right )}{-5+e^{4 x} \log (5)} \, dx=\int \frac {10\,x+\ln \left (\frac {x^2\,{\mathrm {e}}^{4\,x}}{{\mathrm {e}}^{4\,x}\,\ln \left (5\right )-5}\right )\,\left (10\,x-2\,x\,{\mathrm {e}}^{4\,x}\,\ln \left (5\right )\right )+20\,x^2-{\mathrm {e}}^{4\,x}\,\ln \left (5\right )\,\left (2\,x-1\right )-5}{{\mathrm {e}}^{4\,x}\,\ln \left (5\right )-5} \,d x \]
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