Integrand size = 31, antiderivative size = 22 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=-\left (e^5-\frac {1}{x^2}-x\right )^2-x^2 \]
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Time = 0.01 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.36, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.032, Rules used = {14} \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=-\frac {1}{x^4}-2 x^2+\frac {2 e^5}{x^2}+2 e^5 x-\frac {2}{x} \]
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Rule 14
Rubi steps \begin{align*} \text {integral}& = \int \left (2 e^5+\frac {4}{x^5}-\frac {4 e^5}{x^3}+\frac {2}{x^2}-4 x\right ) \, dx \\ & = -\frac {1}{x^4}+\frac {2 e^5}{x^2}-\frac {2}{x}+2 e^5 x-2 x^2 \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.45 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=2 \left (-\frac {1}{2 x^4}+\frac {e^5}{x^2}-\frac {1}{x}+e^5 x-x^2\right ) \]
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Time = 0.06 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.32
method | result | size |
default | \(2 x \,{\mathrm e}^{5}-2 x^{2}-\frac {2}{x}+\frac {2 \,{\mathrm e}^{5}}{x^{2}}-\frac {1}{x^{4}}\) | \(29\) |
risch | \(2 x \,{\mathrm e}^{5}-2 x^{2}+\frac {2 x^{2} {\mathrm e}^{5}-2 x^{3}-1}{x^{4}}\) | \(30\) |
gosper | \(\frac {2 x^{5} {\mathrm e}^{5}-2 x^{6}+2 x^{2} {\mathrm e}^{5}-2 x^{3}-1}{x^{4}}\) | \(31\) |
norman | \(\frac {2 x^{5} {\mathrm e}^{5}-2 x^{6}+2 x^{2} {\mathrm e}^{5}-2 x^{3}-1}{x^{4}}\) | \(31\) |
parallelrisch | \(\frac {2 x^{5} {\mathrm e}^{5}-2 x^{6}+2 x^{2} {\mathrm e}^{5}-2 x^{3}-1}{x^{4}}\) | \(31\) |
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Time = 0.27 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.27 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=-\frac {2 \, x^{6} + 2 \, x^{3} - 2 \, {\left (x^{5} + x^{2}\right )} e^{5} + 1}{x^{4}} \]
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Time = 0.10 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.32 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=- 2 x^{2} + 2 x e^{5} - \frac {2 x^{3} - 2 x^{2} e^{5} + 1}{x^{4}} \]
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Time = 0.18 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.36 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=-2 \, x^{2} + 2 \, x e^{5} - \frac {2 \, x^{3} - 2 \, x^{2} e^{5} + 1}{x^{4}} \]
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Time = 0.27 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.36 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=-2 \, x^{2} + 2 \, x e^{5} - \frac {2 \, x^{3} - 2 \, x^{2} e^{5} + 1}{x^{4}} \]
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Time = 11.87 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.36 \[ \int \frac {4+2 x^3-4 x^6+e^5 \left (-4 x^2+2 x^5\right )}{x^5} \, dx=2\,x\,{\mathrm {e}}^5-\frac {2\,x^3-2\,{\mathrm {e}}^5\,x^2+1}{x^4}-2\,x^2 \]
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