Integrand size = 57, antiderivative size = 18 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=-3+\left (3+x+\frac {45}{(2+x) \log ^2(2)}\right )^2 \]
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Time = 0.03 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.61, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.035, Rules used = {12, 2099} \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=x^2+6 x+\frac {2025}{(x+2)^2 \log ^4(2)}+\frac {90}{(x+2) \log ^2(2)} \]
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Rule 12
Rule 2099
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{8+12 x+6 x^2+x^3} \, dx}{\log ^4(2)} \\ & = \frac {\int \left (-\frac {4050}{(2+x)^3}-\frac {90 \log ^2(2)}{(2+x)^2}+6 \log ^4(2)+2 x \log ^4(2)\right ) \, dx}{\log ^4(2)} \\ & = 6 x+x^2+\frac {2025}{(2+x)^2 \log ^4(2)}+\frac {90}{(2+x) \log ^2(2)} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.61 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=6 x+x^2+\frac {2025}{(2+x)^2 \log ^4(2)}+\frac {90}{(2+x) \log ^2(2)} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(37\) vs. \(2(18)=36\).
Time = 0.50 (sec) , antiderivative size = 38, normalized size of antiderivative = 2.11
method | result | size |
risch | \(x^{2}+6 x +\frac {90 x \ln \left (2\right )^{2}+180 \ln \left (2\right )^{2}+2025}{\ln \left (2\right )^{4} \left (x^{2}+4 x +4\right )}\) | \(38\) |
default | \(\frac {x^{2} \ln \left (2\right )^{4}+6 x \ln \left (2\right )^{4}+\frac {90 \ln \left (2\right )^{2}}{2+x}+\frac {2025}{\left (2+x \right )^{2}}}{\ln \left (2\right )^{4}}\) | \(40\) |
gosper | \(\frac {\ln \left (2\right )^{4} x^{4}+10 x^{3} \ln \left (2\right )^{4}-88 x \ln \left (2\right )^{4}-112 \ln \left (2\right )^{4}+90 x \ln \left (2\right )^{2}+180 \ln \left (2\right )^{2}+2025}{\ln \left (2\right )^{4} \left (x^{2}+4 x +4\right )}\) | \(61\) |
parallelrisch | \(\frac {\ln \left (2\right )^{4} x^{4}+10 x^{3} \ln \left (2\right )^{4}-88 x \ln \left (2\right )^{4}-112 \ln \left (2\right )^{4}+90 x \ln \left (2\right )^{2}+180 \ln \left (2\right )^{2}+2025}{\ln \left (2\right )^{4} \left (x^{2}+4 x +4\right )}\) | \(61\) |
norman | \(\frac {x^{4} \ln \left (2\right )^{3}-2 \ln \left (2\right ) \left (44 \ln \left (2\right )^{2}-45\right ) x +10 x^{3} \ln \left (2\right )^{3}-\frac {112 \ln \left (2\right )^{4}-180 \ln \left (2\right )^{2}-2025}{\ln \left (2\right )}}{\left (2+x \right )^{2} \ln \left (2\right )^{3}}\) | \(62\) |
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Leaf count of result is larger than twice the leaf count of optimal. 48 vs. \(2 (18) = 36\).
Time = 0.24 (sec) , antiderivative size = 48, normalized size of antiderivative = 2.67 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=\frac {{\left (x^{4} + 10 \, x^{3} + 28 \, x^{2} + 24 \, x\right )} \log \left (2\right )^{4} + 90 \, {\left (x + 2\right )} \log \left (2\right )^{2} + 2025}{{\left (x^{2} + 4 \, x + 4\right )} \log \left (2\right )^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 46 vs. \(2 (15) = 30\).
Time = 0.16 (sec) , antiderivative size = 46, normalized size of antiderivative = 2.56 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=x^{2} + 6 x + \frac {90 x \log {\left (2 \right )}^{2} + 180 \log {\left (2 \right )}^{2} + 2025}{x^{2} \log {\left (2 \right )}^{4} + 4 x \log {\left (2 \right )}^{4} + 4 \log {\left (2 \right )}^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 48 vs. \(2 (18) = 36\).
Time = 0.19 (sec) , antiderivative size = 48, normalized size of antiderivative = 2.67 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=\frac {x^{2} \log \left (2\right )^{4} + 6 \, x \log \left (2\right )^{4} + \frac {45 \, {\left (2 \, x \log \left (2\right )^{2} + 4 \, \log \left (2\right )^{2} + 45\right )}}{x^{2} + 4 \, x + 4}}{\log \left (2\right )^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 43 vs. \(2 (18) = 36\).
Time = 0.25 (sec) , antiderivative size = 43, normalized size of antiderivative = 2.39 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=\frac {x^{2} \log \left (2\right )^{4} + 6 \, x \log \left (2\right )^{4} + \frac {45 \, {\left (2 \, x \log \left (2\right )^{2} + 4 \, \log \left (2\right )^{2} + 45\right )}}{{\left (x + 2\right )}^{2}}}{\log \left (2\right )^{4}} \]
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Time = 0.13 (sec) , antiderivative size = 58, normalized size of antiderivative = 3.22 \[ \int \frac {-4050+(-180-90 x) \log ^2(2)+\left (48+88 x+60 x^2+18 x^3+2 x^4\right ) \log ^4(2)}{\left (8+12 x+6 x^2+x^3\right ) \log ^4(2)} \, dx=\frac {28\,x^2\,{\ln \left (2\right )}^4+10\,x^3\,{\ln \left (2\right )}^4+x^4\,{\ln \left (2\right )}^4+90\,x\,{\ln \left (2\right )}^2+24\,x\,{\ln \left (2\right )}^4+180\,{\ln \left (2\right )}^2+2025}{{\ln \left (2\right )}^4\,{\left (x+2\right )}^2} \]
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