Integrand size = 21, antiderivative size = 26 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=\frac {1}{2} \left (3-x-5 x^2 (3-x+5 x (1+\log (2)))\right ) \]
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Time = 0.01 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.92, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.095, Rules used = {6, 12} \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=-\frac {5}{2} x^3 (4+\log (32))-\frac {15 x^2}{2}-\frac {x}{2} \]
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Rule 6
Rule 12
Rubi steps \begin{align*} \text {integral}& = \int \frac {1}{2} \left (-1-30 x+x^2 (-60-75 \log (2))\right ) \, dx \\ & = \frac {1}{2} \int \left (-1-30 x+x^2 (-60-75 \log (2))\right ) \, dx \\ & = -\frac {x}{2}-\frac {15 x^2}{2}-\frac {5}{2} x^3 (4+\log (32)) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.85 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=\frac {1}{2} \left (-x-15 x^2-5 x^3 (4+\log (32))\right ) \]
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Time = 0.03 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.77
method | result | size |
norman | \(\left (-\frac {25 \ln \left (2\right )}{2}-10\right ) x^{3}-\frac {x}{2}-\frac {15 x^{2}}{2}\) | \(20\) |
gosper | \(-\frac {x \left (25 x^{2} \ln \left (2\right )+20 x^{2}+15 x +1\right )}{2}\) | \(21\) |
default | \(-\frac {25 x^{3} \ln \left (2\right )}{2}-10 x^{3}-\frac {15 x^{2}}{2}-\frac {x}{2}\) | \(22\) |
risch | \(-\frac {25 x^{3} \ln \left (2\right )}{2}-10 x^{3}-\frac {15 x^{2}}{2}-\frac {x}{2}\) | \(22\) |
parallelrisch | \(-\frac {25 x^{3} \ln \left (2\right )}{2}-10 x^{3}-\frac {15 x^{2}}{2}-\frac {x}{2}\) | \(22\) |
parts | \(-\frac {25 x^{3} \ln \left (2\right )}{2}-10 x^{3}-\frac {15 x^{2}}{2}-\frac {x}{2}\) | \(22\) |
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Time = 0.24 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.81 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=-\frac {25}{2} \, x^{3} \log \left (2\right ) - 10 \, x^{3} - \frac {15}{2} \, x^{2} - \frac {1}{2} \, x \]
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Time = 0.02 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.85 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=x^{3} \left (-10 - \frac {25 \log {\left (2 \right )}}{2}\right ) - \frac {15 x^{2}}{2} - \frac {x}{2} \]
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Time = 0.18 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.81 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=-\frac {25}{2} \, x^{3} \log \left (2\right ) - 10 \, x^{3} - \frac {15}{2} \, x^{2} - \frac {1}{2} \, x \]
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Time = 0.28 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.81 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=-\frac {25}{2} \, x^{3} \log \left (2\right ) - 10 \, x^{3} - \frac {15}{2} \, x^{2} - \frac {1}{2} \, x \]
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Time = 0.04 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.77 \[ \int \frac {1}{2} \left (-1-30 x-60 x^2-75 x^2 \log (2)\right ) \, dx=\left (-\frac {25\,\ln \left (2\right )}{2}-10\right )\,x^3-\frac {15\,x^2}{2}-\frac {x}{2} \]
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