Integrand size = 39, antiderivative size = 17 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=\log \left (2-\frac {25 x^6}{4 (-8+3 x)^2}\right ) \]
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Leaf count is larger than twice the leaf count of optimal. \(61\) vs. \(2(17)=34\).
Time = 0.10 (sec) , antiderivative size = 61, normalized size of antiderivative = 3.59, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.103, Rules used = {1607, 2125, 2099, 1601} \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=\frac {3}{7} \log \left (-25 x^6+72 x^2-384 x+512\right )+\frac {4}{7} \log \left (75 x^7-200 x^6-216 x^3+1728 x^2-4608 x+4096\right )-\frac {18}{7} \log (8-3 x) \]
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Rule 1601
Rule 1607
Rule 2099
Rule 2125
Rubi steps \begin{align*} \text {integral}& = \int \frac {x^5 (-1200+300 x)}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx \\ & = \frac {4}{7} \log \left (4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7\right )+\frac {1}{525} \int \frac {1382400-1036800 x+194400 x^2-270000 x^5}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx \\ & = \frac {4}{7} \log \left (4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7\right )+\frac {1}{525} \int \left (-\frac {4050}{-8+3 x}+\frac {1350 \left (64-24 x+25 x^5\right )}{-512+384 x-72 x^2+25 x^6}\right ) \, dx \\ & = -\frac {18}{7} \log (8-3 x)+\frac {4}{7} \log \left (4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7\right )+\frac {18}{7} \int \frac {64-24 x+25 x^5}{-512+384 x-72 x^2+25 x^6} \, dx \\ & = -\frac {18}{7} \log (8-3 x)+\frac {3}{7} \log \left (512-384 x+72 x^2-25 x^6\right )+\frac {4}{7} \log \left (4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7\right ) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.94 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=300 \left (-\frac {1}{150} \log (8-3 x)+\frac {1}{300} \log \left (512-384 x+72 x^2-25 x^6\right )\right ) \]
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Time = 0.04 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.29
method | result | size |
parallelrisch | \(-2 \ln \left (x -\frac {8}{3}\right )+\ln \left (x^{6}-\frac {72}{25} x^{2}+\frac {384}{25} x -\frac {512}{25}\right )\) | \(22\) |
default | \(-2 \ln \left (3 x -8\right )+\ln \left (25 x^{6}-72 x^{2}+384 x -512\right )\) | \(26\) |
norman | \(-2 \ln \left (3 x -8\right )+\ln \left (25 x^{6}-72 x^{2}+384 x -512\right )\) | \(26\) |
risch | \(-2 \ln \left (3 x -8\right )+\ln \left (25 x^{6}-72 x^{2}+384 x -512\right )\) | \(26\) |
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Time = 0.24 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.47 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=\log \left (25 \, x^{6} - 72 \, x^{2} + 384 \, x - 512\right ) - 2 \, \log \left (3 \, x - 8\right ) \]
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Time = 0.06 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.41 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=- 2 \log {\left (3 x - 8 \right )} + \log {\left (25 x^{6} - 72 x^{2} + 384 x - 512 \right )} \]
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Time = 0.28 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.47 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=\log \left (25 \, x^{6} - 72 \, x^{2} + 384 \, x - 512\right ) - 2 \, \log \left (3 \, x - 8\right ) \]
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Time = 0.26 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.59 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=\log \left ({\left | 25 \, x^{6} - 72 \, x^{2} + 384 \, x - 512 \right |}\right ) - 2 \, \log \left ({\left | 3 \, x - 8 \right |}\right ) \]
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Time = 0.12 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.35 \[ \int \frac {-1200 x^5+300 x^6}{4096-4608 x+1728 x^2-216 x^3-200 x^6+75 x^7} \, dx=\ln \left (25\,x^6-72\,x^2+384\,x-512\right )-2\,\ln \left (x-\frac {8}{3}\right ) \]
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