Integrand size = 19, antiderivative size = 18 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx=x+\frac {28 \left (2+x-x^2\right )}{e^5 x^2} \]
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Time = 0.01 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.105, Rules used = {12, 14} \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx=\frac {56}{e^5 x^2}+x+\frac {28}{e^5 x} \]
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Rule 12
Rule 14
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {-112-28 x+e^5 x^3}{x^3} \, dx}{e^5} \\ & = \frac {\int \left (e^5-\frac {112}{x^3}-\frac {28}{x^2}\right ) \, dx}{e^5} \\ & = \frac {56}{e^5 x^2}+\frac {28}{e^5 x}+x \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx=\frac {\frac {56}{x^2}+\frac {28}{x}+e^5 x}{e^5} \]
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Time = 0.10 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78
method | result | size |
risch | \(x +\frac {{\mathrm e}^{-5} \left (28 x +56\right )}{x^{2}}\) | \(14\) |
gosper | \(\frac {\left (x^{3} {\mathrm e}^{5}+56+28 x \right ) {\mathrm e}^{-5}}{x^{2}}\) | \(20\) |
parallelrisch | \(\frac {\left (x^{3} {\mathrm e}^{5}+56+28 x \right ) {\mathrm e}^{-5}}{x^{2}}\) | \(20\) |
default | \({\mathrm e}^{-5} \left (x \,{\mathrm e}^{5}+\frac {28}{x}+\frac {56}{x^{2}}\right )\) | \(21\) |
norman | \(\frac {x^{3}+28 \,{\mathrm e}^{-5} x +56 \,{\mathrm e}^{-5}}{x^{2}}\) | \(22\) |
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Time = 0.25 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.94 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx=\frac {{\left (x^{3} e^{5} + 28 \, x + 56\right )} e^{\left (-5\right )}}{x^{2}} \]
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Time = 0.05 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.83 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx=\frac {x e^{5} + \frac {28 x + 56}{x^{2}}}{e^{5}} \]
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Time = 0.19 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx={\left (x e^{5} + \frac {28 \, {\left (x + 2\right )}}{x^{2}}\right )} e^{\left (-5\right )} \]
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Time = 0.25 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx={\left (x e^{5} + \frac {28 \, {\left (x + 2\right )}}{x^{2}}\right )} e^{\left (-5\right )} \]
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Time = 0.05 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.72 \[ \int \frac {-112-28 x+e^5 x^3}{e^5 x^3} \, dx=x+\frac {{\mathrm {e}}^{-5}\,\left (28\,x+56\right )}{x^2} \]
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