Integrand size = 14, antiderivative size = 14 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=-\frac {17}{6}+32 e^x+\frac {5}{x} \]
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Time = 0.00 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.79, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {14, 2225} \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=32 e^x+\frac {5}{x} \]
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Rule 14
Rule 2225
Rubi steps \begin{align*} \text {integral}& = \int \left (32 e^x-\frac {5}{x^2}\right ) \, dx \\ & = \frac {5}{x}+32 \int e^x \, dx \\ & = 32 e^x+\frac {5}{x} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.79 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=32 e^x+\frac {5}{x} \]
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Time = 0.13 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.79
method | result | size |
risch | \(\frac {5}{x}+32 \,{\mathrm e}^{x}\) | \(11\) |
parts | \(\frac {5}{x}+{\mathrm e}^{5 \ln \left (2\right )+x}\) | \(14\) |
norman | \(\frac {5+x \,{\mathrm e}^{5 \ln \left (2\right )+x}}{x}\) | \(16\) |
parallelrisch | \(\frac {5+x \,{\mathrm e}^{5 \ln \left (2\right )+x}}{x}\) | \(16\) |
derivativedivides | \({\mathrm e}^{5 \ln \left (2\right )+x}+50 \ln \left (2\right )^{2} \left (-\frac {{\mathrm e}^{5 \ln \left (2\right )+x}}{x}-32 \,\operatorname {Ei}_{1}\left (-x \right )\right )-320 \ln \left (2\right ) \operatorname {Ei}_{1}\left (-x \right )+\frac {5}{x}-10 \ln \left (2\right ) \left (5 \ln \left (2\right ) \left (-\frac {{\mathrm e}^{5 \ln \left (2\right )+x}}{x}-32 \,\operatorname {Ei}_{1}\left (-x \right )\right )-32 \,\operatorname {Ei}_{1}\left (-x \right )\right )\) | \(85\) |
default | \({\mathrm e}^{5 \ln \left (2\right )+x}+50 \ln \left (2\right )^{2} \left (-\frac {{\mathrm e}^{5 \ln \left (2\right )+x}}{x}-32 \,\operatorname {Ei}_{1}\left (-x \right )\right )-320 \ln \left (2\right ) \operatorname {Ei}_{1}\left (-x \right )+\frac {5}{x}-10 \ln \left (2\right ) \left (5 \ln \left (2\right ) \left (-\frac {{\mathrm e}^{5 \ln \left (2\right )+x}}{x}-32 \,\operatorname {Ei}_{1}\left (-x \right )\right )-32 \,\operatorname {Ei}_{1}\left (-x \right )\right )\) | \(85\) |
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Time = 0.27 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.07 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=\frac {x e^{\left (x + 5 \, \log \left (2\right )\right )} + 5}{x} \]
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Time = 0.05 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.50 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=32 e^{x} + \frac {5}{x} \]
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Time = 0.18 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.71 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=\frac {5}{x} + 32 \, e^{x} \]
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Time = 0.26 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.79 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=\frac {32 \, x e^{x} + 5}{x} \]
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Time = 0.07 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.71 \[ \int \frac {-5+32 e^x x^2}{x^2} \, dx=32\,{\mathrm {e}}^x+\frac {5}{x} \]
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