Integrand size = 20, antiderivative size = 25 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=-e^5+16 \left (-5+x^2\right )+\frac {-4+e^4+x+\log (4)}{x} \]
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Time = 0.01 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {14} \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=16 x^2-\frac {4-e^4-\log (4)}{x} \]
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Rule 14
Rubi steps \begin{align*} \text {integral}& = \int \left (32 x+\frac {4-e^4-\log (4)}{x^2}\right ) \, dx \\ & = 16 x^2-\frac {4-e^4-\log (4)}{x} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.64 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=\frac {-4+e^4+16 x^3+\log (4)}{x} \]
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Time = 0.05 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.72
method | result | size |
gosper | \(\frac {16 x^{3}+2 \ln \left (2\right )+{\mathrm e}^{4}-4}{x}\) | \(18\) |
norman | \(\frac {16 x^{3}+2 \ln \left (2\right )+{\mathrm e}^{4}-4}{x}\) | \(18\) |
parallelrisch | \(\frac {16 x^{3}+2 \ln \left (2\right )+{\mathrm e}^{4}-4}{x}\) | \(18\) |
default | \(16 x^{2}-\frac {-2 \ln \left (2\right )-{\mathrm e}^{4}+4}{x}\) | \(22\) |
risch | \(16 x^{2}+\frac {2 \ln \left (2\right )}{x}+\frac {{\mathrm e}^{4}}{x}-\frac {4}{x}\) | \(25\) |
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Time = 0.36 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.68 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=\frac {16 \, x^{3} + e^{4} + 2 \, \log \left (2\right ) - 4}{x} \]
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Time = 0.06 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.60 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=16 x^{2} + \frac {-4 + 2 \log {\left (2 \right )} + e^{4}}{x} \]
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Time = 0.21 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.72 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=16 \, x^{2} + \frac {e^{4} + 2 \, \log \left (2\right ) - 4}{x} \]
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Time = 0.27 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.72 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=16 \, x^{2} + \frac {e^{4} + 2 \, \log \left (2\right ) - 4}{x} \]
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Time = 0.05 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.64 \[ \int \frac {4-e^4+32 x^3-\log (4)}{x^2} \, dx=\frac {{\mathrm {e}}^4+\ln \left (4\right )-4}{x}+16\,x^2 \]
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