Integrand size = 57, antiderivative size = 24 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=14-e^{14-x}-\frac {4}{(5+2 x) \log (x)} \]
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\[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=\int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{x \left (25+20 x+4 x^2\right ) \log ^2(x)} \, dx \\ & = \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{x (5+2 x)^2 \log ^2(x)} \, dx \\ & = \int \left (e^{14-x}+\frac {4 (5+2 x+2 x \log (x))}{x (5+2 x)^2 \log ^2(x)}\right ) \, dx \\ & = 4 \int \frac {5+2 x+2 x \log (x)}{x (5+2 x)^2 \log ^2(x)} \, dx+\int e^{14-x} \, dx \\ & = -e^{14-x}+4 \int \left (\frac {1}{x (5+2 x) \log ^2(x)}+\frac {2}{(5+2 x)^2 \log (x)}\right ) \, dx \\ & = -e^{14-x}+4 \int \frac {1}{x (5+2 x) \log ^2(x)} \, dx+8 \int \frac {1}{(5+2 x)^2 \log (x)} \, dx \\ \end{align*}
Time = 1.78 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.96 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=-e^{14-x}-\frac {4}{(5+2 x) \log (x)} \]
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Time = 5.44 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.96
method | result | size |
risch | \(-{\mathrm e}^{-x +14}-\frac {4}{\left (5+2 x \right ) \ln \left (x \right )}\) | \(23\) |
parallelrisch | \(-\frac {20 \,{\mathrm e}^{-x +14} \ln \left (x \right ) x +40+50 \,{\mathrm e}^{-x +14} \ln \left (x \right )}{10 \ln \left (x \right ) \left (5+2 x \right )}\) | \(37\) |
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Time = 0.25 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.21 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=-\frac {{\left (2 \, x + 5\right )} e^{\left (-x + 14\right )} \log \left (x\right ) + 4}{{\left (2 \, x + 5\right )} \log \left (x\right )} \]
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Time = 0.10 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.62 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=- e^{14 - x} - \frac {4}{\left (2 x + 5\right ) \log {\left (x \right )}} \]
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Time = 0.24 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.46 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=-\frac {{\left ({\left (2 \, x e^{14} + 5 \, e^{14}\right )} \log \left (x\right ) + 4 \, e^{x}\right )} e^{\left (-x\right )}}{{\left (2 \, x + 5\right )} \log \left (x\right )} \]
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Time = 0.27 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.54 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=-\frac {2 \, x e^{\left (-x + 14\right )} \log \left (x\right ) + 5 \, e^{\left (-x + 14\right )} \log \left (x\right ) + 4}{2 \, x \log \left (x\right ) + 5 \, \log \left (x\right )} \]
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Time = 14.27 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.88 \[ \int \frac {20+8 x+8 x \log (x)+e^{14-x} \left (25 x+20 x^2+4 x^3\right ) \log ^2(x)}{\left (25 x+20 x^2+4 x^3\right ) \log ^2(x)} \, dx=-\frac {4}{\ln \left (x\right )\,\left (2\,x+5\right )}-\frac {5\,{\mathrm {e}}^{14-x}}{2\,x+5}-\frac {2\,x\,{\mathrm {e}}^{14-x}}{2\,x+5} \]
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