Integrand size = 12, antiderivative size = 13 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=\frac {3-e^5}{x}+x \]
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Time = 0.00 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {14} \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=x+\frac {3-e^5}{x} \]
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Rule 14
Rubi steps \begin{align*} \text {integral}& = \int \left (1+\frac {-3+e^5}{x^2}\right ) \, dx \\ & = \frac {3-e^5}{x}+x \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=\frac {3-e^5}{x}+x \]
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Time = 0.02 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.92
method | result | size |
default | \(x -\frac {{\mathrm e}^{5}-3}{x}\) | \(12\) |
norman | \(\frac {x^{2}+3-{\mathrm e}^{5}}{x}\) | \(14\) |
gosper | \(-\frac {-x^{2}+{\mathrm e}^{5}-3}{x}\) | \(15\) |
risch | \(\frac {3}{x}-\frac {{\mathrm e}^{5}}{x}+x\) | \(15\) |
parallelrisch | \(-\frac {-x^{2}+{\mathrm e}^{5}-3}{x}\) | \(15\) |
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none
Time = 0.22 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=\frac {x^{2} - e^{5} + 3}{x} \]
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Time = 0.04 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.54 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=x + \frac {3 - e^{5}}{x} \]
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none
Time = 0.18 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=x - \frac {e^{5} - 3}{x} \]
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none
Time = 0.28 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=x - \frac {e^{5} - 3}{x} \]
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Time = 0.04 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.85 \[ \int \frac {-3+e^5+x^2}{x^2} \, dx=x-\frac {{\mathrm {e}}^5-3}{x} \]
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