Integrand size = 12, antiderivative size = 14 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-3-\frac {3 e^4 \log (2)}{2 x} \]
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Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.86, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {12, 30} \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-\frac {3 e^4 \log (2)}{2 x} \]
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Rule 12
Rule 30
Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \left (3 e^4 \log (2)\right ) \int \frac {1}{x^2} \, dx \\ & = -\frac {3 e^4 \log (2)}{2 x} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.86 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-\frac {e^4 \log (8)}{2 x} \]
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Time = 0.63 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.71
method | result | size |
gosper | \(-\frac {3 \,{\mathrm e}^{4} \ln \left (2\right )}{2 x}\) | \(10\) |
default | \(-\frac {3 \,{\mathrm e}^{4} \ln \left (2\right )}{2 x}\) | \(10\) |
norman | \(-\frac {3 \,{\mathrm e}^{4} \ln \left (2\right )}{2 x}\) | \(10\) |
risch | \(-\frac {3 \,{\mathrm e}^{4} \ln \left (2\right )}{2 x}\) | \(10\) |
parallelrisch | \(-\frac {3 \,{\mathrm e}^{4} \ln \left (2\right )}{2 x}\) | \(10\) |
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none
Time = 0.24 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.64 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-\frac {3 \, e^{4} \log \left (2\right )}{2 \, x} \]
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Time = 0.02 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.86 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=- \frac {3 e^{4} \log {\left (2 \right )}}{2 x} \]
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none
Time = 0.18 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.64 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-\frac {3 \, e^{4} \log \left (2\right )}{2 \, x} \]
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none
Time = 0.27 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.64 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-\frac {3 \, e^{4} \log \left (2\right )}{2 \, x} \]
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Time = 9.76 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.64 \[ \int \frac {3 e^4 \log (2)}{2 x^2} \, dx=-\frac {3\,{\mathrm {e}}^4\,\ln \left (2\right )}{2\,x} \]
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