Integrand size = 16, antiderivative size = 39 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=-x+\frac {5 x^2}{2}-\frac {2 x^3}{3}-\frac {7 x^4}{2}+\frac {3 x^5}{5}+\frac {3 x^6}{2} \]
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Time = 0.01 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {645} \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=\frac {3 x^6}{2}+\frac {3 x^5}{5}-\frac {7 x^4}{2}-\frac {2 x^3}{3}+\frac {5 x^2}{2}-x \]
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Rule 645
Rubi steps \begin{align*} \text {integral}& = \int \left (-1+5 x-2 x^2-14 x^3+3 x^4+9 x^5\right ) \, dx \\ & = -x+\frac {5 x^2}{2}-\frac {2 x^3}{3}-\frac {7 x^4}{2}+\frac {3 x^5}{5}+\frac {3 x^6}{2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.00 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=-x+\frac {5 x^2}{2}-\frac {2 x^3}{3}-\frac {7 x^4}{2}+\frac {3 x^5}{5}+\frac {3 x^6}{2} \]
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Time = 0.24 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.74
method | result | size |
gosper | \(\frac {x \left (45 x^{5}+18 x^{4}-105 x^{3}-20 x^{2}+75 x -30\right )}{30}\) | \(29\) |
default | \(-x +\frac {5}{2} x^{2}-\frac {2}{3} x^{3}-\frac {7}{2} x^{4}+\frac {3}{5} x^{5}+\frac {3}{2} x^{6}\) | \(30\) |
norman | \(-x +\frac {5}{2} x^{2}-\frac {2}{3} x^{3}-\frac {7}{2} x^{4}+\frac {3}{5} x^{5}+\frac {3}{2} x^{6}\) | \(30\) |
risch | \(-x +\frac {5}{2} x^{2}-\frac {2}{3} x^{3}-\frac {7}{2} x^{4}+\frac {3}{5} x^{5}+\frac {3}{2} x^{6}\) | \(30\) |
parallelrisch | \(-x +\frac {5}{2} x^{2}-\frac {2}{3} x^{3}-\frac {7}{2} x^{4}+\frac {3}{5} x^{5}+\frac {3}{2} x^{6}\) | \(30\) |
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Time = 0.23 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.74 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=\frac {3}{2} \, x^{6} + \frac {3}{5} \, x^{5} - \frac {7}{2} \, x^{4} - \frac {2}{3} \, x^{3} + \frac {5}{2} \, x^{2} - x \]
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Time = 0.02 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.87 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=\frac {3 x^{6}}{2} + \frac {3 x^{5}}{5} - \frac {7 x^{4}}{2} - \frac {2 x^{3}}{3} + \frac {5 x^{2}}{2} - x \]
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Time = 0.20 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.74 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=\frac {3}{2} \, x^{6} + \frac {3}{5} \, x^{5} - \frac {7}{2} \, x^{4} - \frac {2}{3} \, x^{3} + \frac {5}{2} \, x^{2} - x \]
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Time = 0.27 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.74 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=\frac {3}{2} \, x^{6} + \frac {3}{5} \, x^{5} - \frac {7}{2} \, x^{4} - \frac {2}{3} \, x^{3} + \frac {5}{2} \, x^{2} - x \]
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Time = 0.04 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.74 \[ \int (-1+x) \left (-1+2 x+3 x^2\right )^2 \, dx=\frac {3\,x^6}{2}+\frac {3\,x^5}{5}-\frac {7\,x^4}{2}-\frac {2\,x^3}{3}+\frac {5\,x^2}{2}-x \]
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