Integrand size = 11, antiderivative size = 18 \[ \int (1-2 x) (3+5 x) \, dx=3 x-\frac {x^2}{2}-\frac {10 x^3}{3} \]
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Time = 0.00 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {45} \[ \int (1-2 x) (3+5 x) \, dx=-\frac {10 x^3}{3}-\frac {x^2}{2}+3 x \]
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Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \left (3-x-10 x^2\right ) \, dx \\ & = 3 x-\frac {x^2}{2}-\frac {10 x^3}{3} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int (1-2 x) (3+5 x) \, dx=3 x-\frac {x^2}{2}-\frac {10 x^3}{3} \]
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Time = 0.01 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78
method | result | size |
gosper | \(-\frac {x \left (20 x^{2}+3 x -18\right )}{6}\) | \(14\) |
default | \(3 x -\frac {1}{2} x^{2}-\frac {10}{3} x^{3}\) | \(15\) |
norman | \(3 x -\frac {1}{2} x^{2}-\frac {10}{3} x^{3}\) | \(15\) |
risch | \(3 x -\frac {1}{2} x^{2}-\frac {10}{3} x^{3}\) | \(15\) |
parallelrisch | \(3 x -\frac {1}{2} x^{2}-\frac {10}{3} x^{3}\) | \(15\) |
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none
Time = 0.21 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78 \[ \int (1-2 x) (3+5 x) \, dx=-\frac {10}{3} \, x^{3} - \frac {1}{2} \, x^{2} + 3 \, x \]
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Time = 0.02 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78 \[ \int (1-2 x) (3+5 x) \, dx=- \frac {10 x^{3}}{3} - \frac {x^{2}}{2} + 3 x \]
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none
Time = 0.19 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78 \[ \int (1-2 x) (3+5 x) \, dx=-\frac {10}{3} \, x^{3} - \frac {1}{2} \, x^{2} + 3 \, x \]
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none
Time = 0.30 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78 \[ \int (1-2 x) (3+5 x) \, dx=-\frac {10}{3} \, x^{3} - \frac {1}{2} \, x^{2} + 3 \, x \]
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Time = 0.03 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.72 \[ \int (1-2 x) (3+5 x) \, dx=-\frac {x\,\left (20\,x^2+3\,x-18\right )}{6} \]
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