Integrand size = 16, antiderivative size = 25 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=6 x+\frac {7 x^2}{2}-\frac {23 x^3}{3}-\frac {15 x^4}{2} \]
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Time = 0.01 (sec) , antiderivative size = 25, 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 = {78} \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=-\frac {15 x^4}{2}-\frac {23 x^3}{3}+\frac {7 x^2}{2}+6 x \]
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Rule 78
Rubi steps \begin{align*} \text {integral}& = \int \left (6+7 x-23 x^2-30 x^3\right ) \, dx \\ & = 6 x+\frac {7 x^2}{2}-\frac {23 x^3}{3}-\frac {15 x^4}{2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=6 x+\frac {7 x^2}{2}-\frac {23 x^3}{3}-\frac {15 x^4}{2} \]
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Time = 0.01 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.76
method | result | size |
gosper | \(-\frac {x \left (45 x^{3}+46 x^{2}-21 x -36\right )}{6}\) | \(19\) |
default | \(6 x +\frac {7}{2} x^{2}-\frac {23}{3} x^{3}-\frac {15}{2} x^{4}\) | \(20\) |
norman | \(6 x +\frac {7}{2} x^{2}-\frac {23}{3} x^{3}-\frac {15}{2} x^{4}\) | \(20\) |
risch | \(6 x +\frac {7}{2} x^{2}-\frac {23}{3} x^{3}-\frac {15}{2} x^{4}\) | \(20\) |
parallelrisch | \(6 x +\frac {7}{2} x^{2}-\frac {23}{3} x^{3}-\frac {15}{2} x^{4}\) | \(20\) |
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Time = 0.21 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.76 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=-\frac {15}{2} \, x^{4} - \frac {23}{3} \, x^{3} + \frac {7}{2} \, x^{2} + 6 \, x \]
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Time = 0.02 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=- \frac {15 x^{4}}{2} - \frac {23 x^{3}}{3} + \frac {7 x^{2}}{2} + 6 x \]
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Time = 0.19 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.76 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=-\frac {15}{2} \, x^{4} - \frac {23}{3} \, x^{3} + \frac {7}{2} \, x^{2} + 6 \, x \]
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none
Time = 0.27 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.76 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=-\frac {15}{2} \, x^{4} - \frac {23}{3} \, x^{3} + \frac {7}{2} \, x^{2} + 6 \, x \]
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Time = 0.03 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.76 \[ \int (1-2 x) (2+3 x) (3+5 x) \, dx=-\frac {15\,x^4}{2}-\frac {23\,x^3}{3}+\frac {7\,x^2}{2}+6\,x \]
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