Integrand size = 81, antiderivative size = 25 \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=x \left (-1-x+x^2+\frac {\left (5+e^{-x}\right ) x}{3+\log (x)}\right ) \]
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Result contains higher order function than in optimal. Order 4 vs. order 3 in optimal.
Time = 1.47 (sec) , antiderivative size = 167, normalized size of antiderivative = 6.68, number of steps used = 57, number of rules used = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.160, Rules used = {6873, 6874, 2334, 2336, 2209, 2343, 2346, 2407, 2413, 6617, 45, 2403, 2326} \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=-\frac {12 \operatorname {ExpIntegralEi}(2 (\log (x)+3))}{e^6}+\frac {162 \operatorname {ExpIntegralEi}(3 (\log (x)+3))}{e^9}-\frac {4 \log (x) \operatorname {ExpIntegralEi}(2 (\log (x)+3))}{e^6}+\frac {54 \log (x) \operatorname {ExpIntegralEi}(3 (\log (x)+3))}{e^9}+\frac {4 (\log (x)+3) \operatorname {ExpIntegralEi}(2 (\log (x)+3))}{e^6}-\frac {54 (\log (x)+3) \operatorname {ExpIntegralEi}(3 (\log (x)+3))}{e^9}+19 x^3-\frac {18 x^3 \log (x)}{\log (x)+3}-\frac {54 x^3}{\log (x)+3}-3 x^2+\frac {2 x^2 \log (x)}{\log (x)+3}+\frac {11 x^2}{\log (x)+3}-x+\frac {e^{-x} x (3 x+x \log (x))}{(\log (x)+3)^2} \]
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Rule 45
Rule 2209
Rule 2326
Rule 2334
Rule 2336
Rule 2343
Rule 2346
Rule 2403
Rule 2407
Rule 2413
Rule 6617
Rule 6873
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{(3+\log (x))^2} \, dx \\ & = \int \left (-\frac {9}{(3+\log (x))^2}+\frac {7 x}{(3+\log (x))^2}+\frac {27 x^2}{(3+\log (x))^2}-\frac {6 \log (x)}{(3+\log (x))^2}-\frac {2 x \log (x)}{(3+\log (x))^2}+\frac {18 x^2 \log (x)}{(3+\log (x))^2}+\frac {(-1+x) (1+3 x) \log ^2(x)}{(3+\log (x))^2}-\frac {e^{-x} x (-5+3 x-2 \log (x)+x \log (x))}{(3+\log (x))^2}\right ) \, dx \\ & = -\left (2 \int \frac {x \log (x)}{(3+\log (x))^2} \, dx\right )-6 \int \frac {\log (x)}{(3+\log (x))^2} \, dx+7 \int \frac {x}{(3+\log (x))^2} \, dx-9 \int \frac {1}{(3+\log (x))^2} \, dx+18 \int \frac {x^2 \log (x)}{(3+\log (x))^2} \, dx+27 \int \frac {x^2}{(3+\log (x))^2} \, dx+\int \frac {(-1+x) (1+3 x) \log ^2(x)}{(3+\log (x))^2} \, dx-\int \frac {e^{-x} x (-5+3 x-2 \log (x)+x \log (x))}{(3+\log (x))^2} \, dx \\ & = -\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}+\frac {9 x}{3+\log (x)}-\frac {7 x^2}{3+\log (x)}-\frac {27 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2}+2 \int \left (\frac {2 \operatorname {ExpIntegralEi}(2 (3+\log (x)))}{e^6 x}-\frac {x}{3+\log (x)}\right ) \, dx-6 \int \left (-\frac {3}{(3+\log (x))^2}+\frac {1}{3+\log (x)}\right ) \, dx-9 \int \frac {1}{3+\log (x)} \, dx+14 \int \frac {x}{3+\log (x)} \, dx-18 \int \left (\frac {3 \operatorname {ExpIntegralEi}(3 (3+\log (x)))}{e^9 x}-\frac {x^2}{3+\log (x)}\right ) \, dx+81 \int \frac {x^2}{3+\log (x)} \, dx+\int \left ((-1+x) (1+3 x)+\frac {9 (-1+x) (1+3 x)}{(3+\log (x))^2}-\frac {6 (-1+x) (1+3 x)}{3+\log (x)}\right ) \, dx \\ & = -\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}+\frac {9 x}{3+\log (x)}-\frac {7 x^2}{3+\log (x)}-\frac {27 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2}-2 \int \frac {x}{3+\log (x)} \, dx-6 \int \frac {1}{3+\log (x)} \, dx-6 \int \frac {(-1+x) (1+3 x)}{3+\log (x)} \, dx+9 \int \frac {(-1+x) (1+3 x)}{(3+\log (x))^2} \, dx-9 \text {Subst}\left (\int \frac {e^x}{3+x} \, dx,x,\log (x)\right )+14 \text {Subst}\left (\int \frac {e^{2 x}}{3+x} \, dx,x,\log (x)\right )+18 \int \frac {1}{(3+\log (x))^2} \, dx+18 \int \frac {x^2}{3+\log (x)} \, dx+81 \text {Subst}\left (\int \frac {e^{3 x}}{3+x} \, dx,x,\log (x)\right )-\frac {54 \int \frac {\operatorname {ExpIntegralEi}(3 (3+\log (x)))}{x} \, dx}{e^9}+\frac {4 \int \frac {\operatorname {ExpIntegralEi}(2 (3+\log (x)))}{x} \, dx}{e^6}+\int (-1+x) (1+3 x) \, dx \\ & = -\frac {9 \operatorname {ExpIntegralEi}(3+\log (x))}{e^3}+\frac {14 \operatorname {ExpIntegralEi}(2 (3+\log (x)))}{e^6}+\frac {81 \operatorname {ExpIntegralEi}(3 (3+\log (x)))}{e^9}-\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}-\frac {9 x}{3+\log (x)}-\frac {7 x^2}{3+\log (x)}-\frac {27 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2}-2 \text {Subst}\left (\int \frac {e^{2 x}}{3+x} \, dx,x,\log (x)\right )-6 \int \left (-\frac {1}{3+\log (x)}-\frac {2 x}{3+\log (x)}+\frac {3 x^2}{3+\log (x)}\right ) \, dx-6 \text {Subst}\left (\int \frac {e^x}{3+x} \, dx,x,\log (x)\right )+9 \int \left (-\frac {1}{(3+\log (x))^2}-\frac {2 x}{(3+\log (x))^2}+\frac {3 x^2}{(3+\log (x))^2}\right ) \, dx+18 \int \frac {1}{3+\log (x)} \, dx+18 \text {Subst}\left (\int \frac {e^{3 x}}{3+x} \, dx,x,\log (x)\right )-\frac {54 \text {Subst}(\int \operatorname {ExpIntegralEi}(3 (3+x)) \, dx,x,\log (x))}{e^9}+\frac {4 \text {Subst}(\int \operatorname {ExpIntegralEi}(2 (3+x)) \, dx,x,\log (x))}{e^6}+\int \left (-1-2 x+3 x^2\right ) \, dx \\ & = -x-x^2+x^3-\frac {15 \operatorname {ExpIntegralEi}(3+\log (x))}{e^3}+\frac {12 \operatorname {ExpIntegralEi}(2 (3+\log (x)))}{e^6}+\frac {99 \operatorname {ExpIntegralEi}(3 (3+\log (x)))}{e^9}-\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}-\frac {9 x}{3+\log (x)}-\frac {7 x^2}{3+\log (x)}-\frac {27 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2}+6 \int \frac {1}{3+\log (x)} \, dx-9 \int \frac {1}{(3+\log (x))^2} \, dx+12 \int \frac {x}{3+\log (x)} \, dx-18 \int \frac {x}{(3+\log (x))^2} \, dx-18 \int \frac {x^2}{3+\log (x)} \, dx+18 \text {Subst}\left (\int \frac {e^x}{3+x} \, dx,x,\log (x)\right )+27 \int \frac {x^2}{(3+\log (x))^2} \, dx-\frac {18 \text {Subst}(\int \operatorname {ExpIntegralEi}(x) \, dx,x,9+3 \log (x))}{e^9}+\frac {2 \text {Subst}(\int \operatorname {ExpIntegralEi}(x) \, dx,x,6+2 \log (x))}{e^6} \\ & = -x-3 x^2+19 x^3+\frac {3 \operatorname {ExpIntegralEi}(3+\log (x))}{e^3}+\frac {12 \operatorname {ExpIntegralEi}(2 (3+\log (x)))}{e^6}+\frac {99 \operatorname {ExpIntegralEi}(3 (3+\log (x)))}{e^9}-\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}+\frac {11 x^2}{3+\log (x)}-\frac {54 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {4 \operatorname {ExpIntegralEi}(6+2 \log (x)) (3+\log (x))}{e^6}-\frac {54 \operatorname {ExpIntegralEi}(9+3 \log (x)) (3+\log (x))}{e^9}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2}+6 \text {Subst}\left (\int \frac {e^x}{3+x} \, dx,x,\log (x)\right )-9 \int \frac {1}{3+\log (x)} \, dx+12 \text {Subst}\left (\int \frac {e^{2 x}}{3+x} \, dx,x,\log (x)\right )-18 \text {Subst}\left (\int \frac {e^{3 x}}{3+x} \, dx,x,\log (x)\right )-36 \int \frac {x}{3+\log (x)} \, dx+81 \int \frac {x^2}{3+\log (x)} \, dx \\ & = -x-3 x^2+19 x^3+\frac {9 \operatorname {ExpIntegralEi}(3+\log (x))}{e^3}+\frac {24 \operatorname {ExpIntegralEi}(2 (3+\log (x)))}{e^6}+\frac {81 \operatorname {ExpIntegralEi}(3 (3+\log (x)))}{e^9}-\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}+\frac {11 x^2}{3+\log (x)}-\frac {54 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {4 \operatorname {ExpIntegralEi}(6+2 \log (x)) (3+\log (x))}{e^6}-\frac {54 \operatorname {ExpIntegralEi}(9+3 \log (x)) (3+\log (x))}{e^9}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2}-9 \text {Subst}\left (\int \frac {e^x}{3+x} \, dx,x,\log (x)\right )-36 \text {Subst}\left (\int \frac {e^{2 x}}{3+x} \, dx,x,\log (x)\right )+81 \text {Subst}\left (\int \frac {e^{3 x}}{3+x} \, dx,x,\log (x)\right ) \\ & = -x-3 x^2+19 x^3-\frac {12 \operatorname {ExpIntegralEi}(2 (3+\log (x)))}{e^6}+\frac {162 \operatorname {ExpIntegralEi}(3 (3+\log (x)))}{e^9}-\frac {4 \operatorname {ExpIntegralEi}(2 (3+\log (x))) \log (x)}{e^6}+\frac {54 \operatorname {ExpIntegralEi}(3 (3+\log (x))) \log (x)}{e^9}+\frac {11 x^2}{3+\log (x)}-\frac {54 x^3}{3+\log (x)}+\frac {2 x^2 \log (x)}{3+\log (x)}-\frac {18 x^3 \log (x)}{3+\log (x)}+\frac {4 \operatorname {ExpIntegralEi}(6+2 \log (x)) (3+\log (x))}{e^6}-\frac {54 \operatorname {ExpIntegralEi}(9+3 \log (x)) (3+\log (x))}{e^9}+\frac {e^{-x} x (3 x+x \log (x))}{(3+\log (x))^2} \\ \end{align*}
Time = 5.10 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=x \left (-1-x+x^2+\frac {\left (5+e^{-x}\right ) x}{3+\log (x)}\right ) \]
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Time = 0.09 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.16
method | result | size |
risch | \(x^{3}-x^{2}-x +\frac {x^{2} \left ({\mathrm e}^{-x}+5\right )}{3+\ln \left (x \right )}\) | \(29\) |
default | \(\frac {5 x^{2}}{3+\ln \left (x \right )}-x -x^{2}+x^{3}+\frac {x^{2} {\mathrm e}^{-x}}{3+\ln \left (x \right )}\) | \(38\) |
parts | \(\frac {5 x^{2}}{3+\ln \left (x \right )}-x -x^{2}+x^{3}+\frac {x^{2} {\mathrm e}^{-x}}{3+\ln \left (x \right )}\) | \(38\) |
norman | \(\frac {x^{2} {\mathrm e}^{-x}+x^{3} \ln \left (x \right )-3 x +2 x^{2}+3 x^{3}-x \ln \left (x \right )-x^{2} \ln \left (x \right )}{3+\ln \left (x \right )}\) | \(48\) |
parallelrisch | \(-\frac {-x^{3} \ln \left (x \right )-3 x^{3}+x^{2} \ln \left (x \right )-x^{2} {\mathrm e}^{-x}-2 x^{2}+x \ln \left (x \right )+3 x}{3+\ln \left (x \right )}\) | \(49\) |
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Time = 0.23 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.76 \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=\frac {3 \, x^{3} + x^{2} e^{\left (-x\right )} + 2 \, x^{2} + {\left (x^{3} - x^{2} - x\right )} \log \left (x\right ) - 3 \, x}{\log \left (x\right ) + 3} \]
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Time = 0.10 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.16 \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=x^{3} - x^{2} + \frac {5 x^{2}}{\log {\left (x \right )} + 3} + \frac {x^{2} e^{- x}}{\log {\left (x \right )} + 3} - x \]
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\[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=\int { \frac {{\left (3 \, x^{2} - 2 \, x - 1\right )} \log \left (x\right )^{2} + 27 \, x^{2} - {\left (3 \, x^{2} - 5 \, x\right )} e^{\left (-x\right )} + {\left (18 \, x^{2} - {\left (x^{2} - 2 \, x\right )} e^{\left (-x\right )} - 2 \, x - 6\right )} \log \left (x\right ) + 7 \, x - 9}{\log \left (x\right )^{2} + 6 \, \log \left (x\right ) + 9} \,d x } \]
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Time = 0.26 (sec) , antiderivative size = 47, normalized size of antiderivative = 1.88 \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=\frac {x^{3} \log \left (x\right ) + 3 \, x^{3} + x^{2} e^{\left (-x\right )} - x^{2} \log \left (x\right ) + 2 \, x^{2} - x \log \left (x\right ) - 3 \, x}{\log \left (x\right ) + 3} \]
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Time = 7.78 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.08 \[ \int \frac {-9+7 x+27 x^2+e^{-x} \left (5 x-3 x^2\right )+\left (-6-2 x+18 x^2+e^{-x} \left (2 x-x^2\right )\right ) \log (x)+\left (-1-2 x+3 x^2\right ) \log ^2(x)}{9+6 \log (x)+\log ^2(x)} \, dx=x^3-x+\frac {x^2\,\left ({\mathrm {e}}^{-x}-\ln \left (x\right )+2\right )}{\ln \left (x\right )+3} \]
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