Integrand size = 22, antiderivative size = 33 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=-x \left (\frac {4 \left (5+e^{3+x}\right )}{x}+e^{5/4} x\right )+x \left (5+3 x^2\right ) \]
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Time = 0.00 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.79, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {2225} \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=3 x^3-e^{5/4} x^2+5 x-4 e^{x+3} \]
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Rule 2225
Rubi steps \begin{align*} \text {integral}& = 5 x-e^{5/4} x^2+3 x^3-4 \int e^{3+x} \, dx \\ & = -4 e^{3+x}+5 x-e^{5/4} x^2+3 x^3 \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.79 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=-4 e^{3+x}+5 x-e^{5/4} x^2+3 x^3 \]
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Time = 0.06 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.70
method | result | size |
default | \(3 x^{3}+5 x -{\mathrm e}^{\frac {5}{4}} x^{2}-4 \,{\mathrm e}^{3+x}\) | \(23\) |
norman | \(3 x^{3}+5 x -{\mathrm e}^{\frac {5}{4}} x^{2}-4 \,{\mathrm e}^{3+x}\) | \(23\) |
risch | \(3 x^{3}+5 x -{\mathrm e}^{\frac {5}{4}} x^{2}-4 \,{\mathrm e}^{3+x}\) | \(23\) |
parallelrisch | \(3 x^{3}+5 x -{\mathrm e}^{\frac {5}{4}} x^{2}-4 \,{\mathrm e}^{3+x}\) | \(23\) |
parts | \(3 x^{3}+5 x -{\mathrm e}^{\frac {5}{4}} x^{2}-4 \,{\mathrm e}^{3+x}\) | \(23\) |
derivativedivides | \(15+5 x +3 x^{3}-2 \,{\mathrm e}^{\frac {5}{4}} \left (-9-3 x +\frac {\left (3+x \right )^{2}}{2}\right )-4 \,{\mathrm e}^{3+x}\) | \(33\) |
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Time = 0.25 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.67 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=3 \, x^{3} - x^{2} e^{\frac {5}{4}} + 5 \, x - 4 \, e^{\left (x + 3\right )} \]
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Time = 0.04 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.67 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=3 x^{3} - x^{2} e^{\frac {5}{4}} + 5 x - 4 e^{x + 3} \]
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Time = 0.18 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.67 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=3 \, x^{3} - x^{2} e^{\frac {5}{4}} + 5 \, x - 4 \, e^{\left (x + 3\right )} \]
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Time = 0.28 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.67 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=3 \, x^{3} - x^{2} e^{\frac {5}{4}} + 5 \, x - 4 \, e^{\left (x + 3\right )} \]
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Time = 0.07 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.67 \[ \int \left (5-4 e^{3+x}-2 e^{5/4} x+9 x^2\right ) \, dx=5\,x-4\,{\mathrm {e}}^{x+3}-x^2\,{\mathrm {e}}^{5/4}+3\,x^3 \]
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