Integrand size = 28, antiderivative size = 11 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log \left (4+256 x (2+x)^2\right ) \]
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Time = 0.01 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.45, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.036, Rules used = {1601} \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log \left (64 x^3+256 x^2+256 x+1\right ) \]
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Rule 1601
Rubi steps \begin{align*} \text {integral}& = \log \left (1+256 x+256 x^2+64 x^3\right ) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.45 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log \left (1+256 x+256 x^2+64 x^3\right ) \]
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Time = 0.02 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.36
method | result | size |
parallelrisch | \(\ln \left (x^{3}+4 x^{2}+4 x +\frac {1}{64}\right )\) | \(15\) |
derivativedivides | \(\ln \left (64 x^{3}+256 x^{2}+256 x +1\right )\) | \(17\) |
default | \(\ln \left (64 x^{3}+256 x^{2}+256 x +1\right )\) | \(17\) |
norman | \(\ln \left (64 x^{3}+256 x^{2}+256 x +1\right )\) | \(17\) |
risch | \(\ln \left (64 x^{3}+256 x^{2}+256 x +1\right )\) | \(17\) |
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none
Time = 0.31 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.45 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log \left (64 \, x^{3} + 256 \, x^{2} + 256 \, x + 1\right ) \]
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Time = 0.04 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.36 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log {\left (64 x^{3} + 256 x^{2} + 256 x + 1 \right )} \]
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none
Time = 0.18 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.45 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log \left (64 \, x^{3} + 256 \, x^{2} + 256 \, x + 1\right ) \]
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none
Time = 0.26 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.55 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\log \left ({\left | 64 \, x^{3} + 256 \, x^{2} + 256 \, x + 1 \right |}\right ) \]
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Time = 12.20 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.27 \[ \int \frac {256+512 x+192 x^2}{1+256 x+256 x^2+64 x^3} \, dx=\ln \left (x^3+4\,x^2+4\,x+\frac {1}{64}\right ) \]
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