Integrand size = 27, antiderivative size = 16 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=\log \left (\frac {25 (3-16 x)^2 x}{-1+x}\right ) \]
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Time = 0.03 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.19, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.074, Rules used = {1608, 1642} \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=2 \log (3-16 x)-\log (1-x)+\log (x) \]
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Rule 1608
Rule 1642
Rubi steps \begin{align*} \text {integral}& = \int \frac {3-48 x+32 x^2}{x \left (3-19 x+16 x^2\right )} \, dx \\ & = \int \left (\frac {1}{1-x}+\frac {1}{x}+\frac {32}{-3+16 x}\right ) \, dx \\ & = 2 \log (3-16 x)-\log (1-x)+\log (x) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.19 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=2 \log (3-16 x)-\log (1-x)+\log (x) \]
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Time = 0.04 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.00
method | result | size |
parallelrisch | \(\ln \left (x \right )-\ln \left (-1+x \right )+2 \ln \left (x -\frac {3}{16}\right )\) | \(16\) |
default | \(2 \ln \left (16 x -3\right )+\ln \left (x \right )-\ln \left (-1+x \right )\) | \(18\) |
norman | \(2 \ln \left (16 x -3\right )+\ln \left (x \right )-\ln \left (-1+x \right )\) | \(18\) |
risch | \(2 \ln \left (16 x -3\right )+\ln \left (x \right )-\ln \left (-1+x \right )\) | \(18\) |
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none
Time = 0.24 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.06 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=2 \, \log \left (16 \, x - 3\right ) - \log \left (x - 1\right ) + \log \left (x\right ) \]
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Time = 0.07 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.94 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=\log {\left (x \right )} - \log {\left (x - 1 \right )} + 2 \log {\left (x - \frac {3}{16} \right )} \]
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none
Time = 0.18 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.06 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=2 \, \log \left (16 \, x - 3\right ) - \log \left (x - 1\right ) + \log \left (x\right ) \]
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none
Time = 0.27 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.25 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=2 \, \log \left ({\left | 16 \, x - 3 \right |}\right ) - \log \left ({\left | x - 1 \right |}\right ) + \log \left ({\left | x \right |}\right ) \]
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Time = 0.08 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.31 \[ \int \frac {3-48 x+32 x^2}{3 x-19 x^2+16 x^3} \, dx=2\,\ln \left (x-\frac {3}{16}\right )-2\,\mathrm {atanh}\left (\frac {4563}{9088\,\left (\frac {71\,x}{64}+\frac {27}{128}\right )}-\frac {98}{71}\right ) \]
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