Integrand size = 13, antiderivative size = 18 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=-\frac {(1-2 x)^2}{22 (3+5 x)^2} \]
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Time = 0.00 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {37} \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=-\frac {(1-2 x)^2}{22 (5 x+3)^2} \]
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Rule 37
Rubi steps \begin{align*} \text {integral}& = -\frac {(1-2 x)^2}{22 (3+5 x)^2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=\frac {1+20 x}{50 (3+5 x)^2} \]
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Time = 1.82 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.83
method | result | size |
gosper | \(\frac {1+20 x}{50 \left (3+5 x \right )^{2}}\) | \(15\) |
risch | \(\frac {\frac {2 x}{5}+\frac {1}{50}}{\left (3+5 x \right )^{2}}\) | \(15\) |
norman | \(\frac {\frac {1}{3} x -\frac {1}{18} x^{2}}{\left (3+5 x \right )^{2}}\) | \(18\) |
parallelrisch | \(\frac {-x^{2}+6 x}{18 \left (3+5 x \right )^{2}}\) | \(19\) |
default | \(\frac {2}{25 \left (3+5 x \right )}-\frac {11}{50 \left (3+5 x \right )^{2}}\) | \(20\) |
meijerg | \(\frac {x \left (\frac {5 x}{3}+2\right )}{54 \left (1+\frac {5 x}{3}\right )^{2}}-\frac {x^{2}}{27 \left (1+\frac {5 x}{3}\right )^{2}}\) | \(29\) |
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none
Time = 0.22 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.06 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=\frac {20 \, x + 1}{50 \, {\left (25 \, x^{2} + 30 \, x + 9\right )}} \]
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Time = 0.04 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.94 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=- \frac {- 20 x - 1}{1250 x^{2} + 1500 x + 450} \]
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none
Time = 0.19 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.06 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=\frac {20 \, x + 1}{50 \, {\left (25 \, x^{2} + 30 \, x + 9\right )}} \]
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none
Time = 0.29 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=\frac {20 \, x + 1}{50 \, {\left (5 \, x + 3\right )}^{2}} \]
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Time = 1.31 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.78 \[ \int \frac {1-2 x}{(3+5 x)^3} \, dx=\frac {20\,x+1}{50\,{\left (5\,x+3\right )}^2} \]
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