Integrand size = 74, antiderivative size = 26 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=5-\frac {3}{x}-x-45 x^2-\frac {x}{x^2+\log (4)} \]
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Time = 0.08 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.27, number of steps used = 6, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.068, Rules used = {1608, 28, 1819, 1600, 14} \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=-45 x^2-\frac {x}{x^2+\log (4)}-\frac {3}{x}-\frac {x \log (16)}{2 \log (4)} \]
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Rule 14
Rule 28
Rule 1600
Rule 1608
Rule 1819
Rubi steps \begin{align*} \text {integral}& = \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^2 \left (x^4+2 x^2 \log (4)+\log ^2(4)\right )} \, dx \\ & = \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^2 \left (x^2+\log (4)\right )^2} \, dx \\ & = -\frac {x}{x^2+\log (4)}-\frac {\int \frac {2 x^4 \log (4)+180 x^5 \log (4)-2 x^2 (3-\log (4)) \log (4)-6 \log ^2(4)+180 x^3 \log ^2(4)}{x^2 \left (x^2+\log (4)\right )} \, dx}{2 \log (4)} \\ & = -\frac {x}{x^2+\log (4)}-\frac {\int \frac {-6 \log (4)+2 x^2 \log (4)+180 x^3 \log (4)}{x^2} \, dx}{2 \log (4)} \\ & = -\frac {x}{x^2+\log (4)}-\frac {\int \left (-\frac {6 \log (4)}{x^2}+180 x \log (4)+\log (16)\right ) \, dx}{2 \log (4)} \\ & = -\frac {3}{x}-45 x^2-\frac {x}{x^2+\log (4)}-\frac {x \log (16)}{2 \log (4)} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.96 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=-\frac {3}{x}-x-45 x^2-\frac {x}{x^2+\log (4)} \]
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Time = 0.13 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.08
method | result | size |
default | \(-x -45 x^{2}-\frac {x}{2 \left (\frac {x^{2}}{2}+\ln \left (2\right )\right )}-\frac {3}{x}\) | \(28\) |
risch | \(-45 x^{2}-x +\frac {-4 x^{2}-6 \ln \left (2\right )}{x \left (x^{2}+2 \ln \left (2\right )\right )}\) | \(35\) |
norman | \(\frac {180 x \ln \left (2\right )^{2}+\left (-2 \ln \left (2\right )-4\right ) x^{2}-x^{4}-45 x^{5}-6 \ln \left (2\right )}{x \left (x^{2}+2 \ln \left (2\right )\right )}\) | \(47\) |
gosper | \(\frac {-45 x^{5}-x^{4}+180 x \ln \left (2\right )^{2}-2 x^{2} \ln \left (2\right )-4 x^{2}-6 \ln \left (2\right )}{x \left (x^{2}+2 \ln \left (2\right )\right )}\) | \(49\) |
parallelrisch | \(\frac {-45 x^{5}-x^{4}+180 x \ln \left (2\right )^{2}-2 x^{2} \ln \left (2\right )-4 x^{2}-6 \ln \left (2\right )}{x \left (x^{2}+2 \ln \left (2\right )\right )}\) | \(49\) |
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Time = 0.26 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.58 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=-\frac {45 \, x^{5} + x^{4} + 4 \, x^{2} + 2 \, {\left (45 \, x^{3} + x^{2} + 3\right )} \log \left (2\right )}{x^{3} + 2 \, x \log \left (2\right )} \]
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Time = 0.12 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.04 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=- 45 x^{2} - x - \frac {4 x^{2} + 6 \log {\left (2 \right )}}{x^{3} + 2 x \log {\left (2 \right )}} \]
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Time = 0.21 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.23 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=-45 \, x^{2} - x - \frac {2 \, {\left (2 \, x^{2} + 3 \, \log \left (2\right )\right )}}{x^{3} + 2 \, x \log \left (2\right )} \]
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Time = 0.27 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.23 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=-45 \, x^{2} - x - \frac {2 \, {\left (2 \, x^{2} + 3 \, \log \left (2\right )\right )}}{x^{3} + 2 \, x \log \left (2\right )} \]
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Time = 0.13 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.23 \[ \int \frac {4 x^4-x^6-90 x^7+\left (5 x^2-2 x^4-180 x^5\right ) \log (4)+\left (3-x^2-90 x^3\right ) \log ^2(4)}{x^6+2 x^4 \log (4)+x^2 \log ^2(4)} \, dx=-x-\frac {4\,x^2+6\,\ln \left (2\right )}{x^3+2\,\ln \left (2\right )\,x}-45\,x^2 \]
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