Integrand size = 103, antiderivative size = 32 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=e^{e^{(3+x)^4} x} (-x+(4-x) (2+2 x))-\log (5) \]
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Leaf count is larger than twice the leaf count of optimal. \(132\) vs. \(2(32)=64\).
Time = 0.15 (sec) , antiderivative size = 132, normalized size of antiderivative = 4.12, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.019, Rules used = {1600, 2326} \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=\frac {\left (-8 x^6-52 x^5-4 x^4+612 x^3+1402 x^2+869 x+8\right ) \exp \left (x^4+12 x^3+54 x^2+e^{x^4+12 x^3+54 x^2+108 x+81} x+108 x+81\right )}{4 e^{x^4+12 x^3+54 x^2+108 x+81} x \left (x^3+9 x^2+27 x+27\right )+e^{x^4+12 x^3+54 x^2+108 x+81}} \]
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Rule 1600
Rule 2326
Rubi steps \begin{align*} \text {integral}& = -\int e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right ) \, dx \\ & = \frac {\exp \left (81+108 x+e^{81+108 x+54 x^2+12 x^3+x^4} x+54 x^2+12 x^3+x^4\right ) \left (8+869 x+1402 x^2+612 x^3-4 x^4-52 x^5-8 x^6\right )}{e^{81+108 x+54 x^2+12 x^3+x^4}+4 e^{81+108 x+54 x^2+12 x^3+x^4} x \left (27+27 x+9 x^2+x^3\right )} \\ \end{align*}
Time = 0.13 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.69 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=e^{e^{(3+x)^4} x} \left (8+5 x-2 x^2\right ) \]
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Time = 4.96 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.66
method | result | size |
risch | \(\left (-2 x^{2}+5 x +8\right ) {\mathrm e}^{{\mathrm e}^{\left (3+x \right )^{4}} x}\) | \(21\) |
parallelrisch | \({\mathrm e}^{\ln \left (-2 x^{2}+5 x +8\right )+x \,{\mathrm e}^{x^{4}+12 x^{3}+54 x^{2}+108 x +81}}\) | \(35\) |
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Time = 0.25 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.06 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=e^{\left (x e^{\left (x^{4} + 12 \, x^{3} + 54 \, x^{2} + 108 \, x + 81\right )} + \log \left (-2 \, x^{2} + 5 \, x + 8\right )\right )} \]
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Time = 3.20 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.00 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=\left (- 2 x^{2} + 5 x + 8\right ) e^{x e^{x^{4} + 12 x^{3} + 54 x^{2} + 108 x + 81}} \]
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Time = 0.25 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.06 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=-{\left (2 \, x^{2} - 5 \, x - 8\right )} e^{\left (x e^{\left (x^{4} + 12 \, x^{3} + 54 \, x^{2} + 108 \, x + 81\right )}\right )} \]
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Time = 0.36 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.06 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx=e^{\left (x e^{\left (x^{4} + 12 \, x^{3} + 54 \, x^{2} + 108 \, x + 81\right )} + \log \left (-2 \, x^{2} + 5 \, x + 8\right )\right )} \]
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Time = 0.27 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.12 \[ \int \frac {e^{e^{81+108 x+54 x^2+12 x^3+x^4} x} \left (8+5 x-2 x^2\right ) \left (-5+4 x+e^{81+108 x+54 x^2+12 x^3+x^4} \left (-8-869 x-1402 x^2-612 x^3+4 x^4+52 x^5+8 x^6\right )\right )}{-8-5 x+2 x^2} \, dx={\mathrm {e}}^{x\,{\mathrm {e}}^{108\,x}\,{\mathrm {e}}^{x^4}\,{\mathrm {e}}^{81}\,{\mathrm {e}}^{12\,x^3}\,{\mathrm {e}}^{54\,x^2}}\,\left (-2\,x^2+5\,x+8\right ) \]
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