Integrand size = 15, antiderivative size = 13 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=x \left (-3+\frac {9 x}{4}+\log ^2(16)\right ) \]
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Time = 0.00 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.54, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {9} \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=\frac {1}{36} \left (9 x-2 \left (3-\log ^2(16)\right )\right )^2 \]
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Rule 9
Rubi steps \begin{align*} \text {integral}& = \frac {1}{36} \left (9 x-2 \left (3-\log ^2(16)\right )\right )^2 \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.31 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=-3 x+\frac {9 x^2}{4}+x \log ^2(16) \]
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Time = 0.02 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.15
method | result | size |
gosper | \(\frac {x \left (64 \ln \left (2\right )^{2}+9 x -12\right )}{4}\) | \(15\) |
default | \(16 x \ln \left (2\right )^{2}+\frac {9 x^{2}}{4}-3 x\) | \(17\) |
norman | \(\left (-3+16 \ln \left (2\right )^{2}\right ) x +\frac {9 x^{2}}{4}\) | \(17\) |
risch | \(16 x \ln \left (2\right )^{2}+\frac {9 x^{2}}{4}-3 x\) | \(17\) |
parallelrisch | \(\left (-3+16 \ln \left (2\right )^{2}\right ) x +\frac {9 x^{2}}{4}\) | \(17\) |
parts | \(16 x \ln \left (2\right )^{2}+\frac {9 x^{2}}{4}-3 x\) | \(17\) |
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Time = 0.22 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.23 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=16 \, x \log \left (2\right )^{2} + \frac {9}{4} \, x^{2} - 3 \, x \]
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Time = 0.02 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.15 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=\frac {9 x^{2}}{4} + x \left (-3 + 16 \log {\left (2 \right )}^{2}\right ) \]
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none
Time = 0.19 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.23 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=16 \, x \log \left (2\right )^{2} + \frac {9}{4} \, x^{2} - 3 \, x \]
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none
Time = 0.28 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.23 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=16 \, x \log \left (2\right )^{2} + \frac {9}{4} \, x^{2} - 3 \, x \]
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Time = 0.04 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.23 \[ \int \frac {1}{2} \left (-6+9 x+2 \log ^2(16)\right ) \, dx=\frac {9\,x^2}{4}+\left (16\,{\ln \left (2\right )}^2-3\right )\,x \]
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