Integrand size = 65, antiderivative size = 26 \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx=x^2+\frac {5 \log \left (\frac {\sqrt {e}}{x}+x+4 x^2\right )}{e^3} \]
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Time = 0.20 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.19, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {12, 1608, 6874, 1601} \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx=x^2+\frac {5 \log \left (4 x^3+x^2+\sqrt {e}\right )}{e^3}-\frac {5 \log (x)}{e^3} \]
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Rule 12
Rule 1601
Rule 1608
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{\sqrt {e} x+x^3+4 x^4} \, dx}{e^3} \\ & = \frac {\int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{x \left (\sqrt {e}+x^2+4 x^3\right )} \, dx}{e^3} \\ & = \frac {\int \left (-\frac {5}{x}+2 e^3 x+\frac {10 x (1+6 x)}{\sqrt {e}+x^2+4 x^3}\right ) \, dx}{e^3} \\ & = x^2-\frac {5 \log (x)}{e^3}+\frac {10 \int \frac {x (1+6 x)}{\sqrt {e}+x^2+4 x^3} \, dx}{e^3} \\ & = x^2-\frac {5 \log (x)}{e^3}+\frac {5 \log \left (\sqrt {e}+x^2+4 x^3\right )}{e^3} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.27 \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx=\frac {e^3 x^2-5 \log (x)+5 \log \left (\sqrt {e}+x^2+4 x^3\right )}{e^3} \]
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Time = 0.08 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.04
method | result | size |
risch | \(x^{2}-5 \,{\mathrm e}^{-3} \ln \left (x \right )+5 \,{\mathrm e}^{-3} \ln \left (4 x^{3}+x^{2}+{\mathrm e}^{\frac {1}{2}}\right )\) | \(27\) |
default | \({\mathrm e}^{-3} \left (x^{2} {\mathrm e}^{3}-5 \ln \left (x \right )+5 \ln \left (4 x^{3}+x^{2}+{\mathrm e}^{\frac {1}{2}}\right )\right )\) | \(31\) |
norman | \(x^{2}-5 \,{\mathrm e}^{-3} \ln \left (x \right )+5 \,{\mathrm e}^{-3} \ln \left (4 x^{3}+x^{2}+{\mathrm e}^{\frac {1}{2}}\right )\) | \(31\) |
parallelrisch | \({\mathrm e}^{-3} \left (x^{2} {\mathrm e}^{3}-5 \ln \left (x \right )+5 \ln \left (x^{3}+\frac {x^{2}}{4}+\frac {{\mathrm e}^{\frac {1}{2}}}{4}\right )\right )\) | \(33\) |
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Time = 0.27 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.08 \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx={\left (x^{2} e^{3} + 5 \, \log \left (4 \, x^{3} + x^{2} + e^{\frac {1}{2}}\right ) - 5 \, \log \left (x\right )\right )} e^{\left (-3\right )} \]
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Timed out. \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx=\text {Timed out} \]
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Time = 0.20 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.08 \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx={\left (x^{2} e^{3} + 5 \, \log \left (4 \, x^{3} + x^{2} + e^{\frac {1}{2}}\right ) - 5 \, \log \left (x\right )\right )} e^{\left (-3\right )} \]
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Time = 0.26 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.15 \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx={\left (x^{2} e^{3} + 5 \, \log \left ({\left | 4 \, x^{3} + x^{2} + e^{\frac {1}{2}} \right |}\right ) - 5 \, \log \left ({\left | x \right |}\right )\right )} e^{\left (-3\right )} \]
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Time = 0.20 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.08 \[ \int \frac {-5 \sqrt {e}+5 x^2+40 x^3+e^3 \left (2 \sqrt {e} x^2+2 x^4+8 x^5\right )}{e^3 \left (\sqrt {e} x+x^3+4 x^4\right )} \, dx=5\,{\mathrm {e}}^{-3}\,\ln \left (x^3+\frac {x^2}{4}+\frac {\sqrt {\mathrm {e}}}{4}\right )-5\,{\mathrm {e}}^{-3}\,\ln \left (x\right )+x^2 \]
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