Integrand size = 13, antiderivative size = 10 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x-2 \log (3+2 x) \]
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Time = 0.01 (sec) , antiderivative size = 10, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {45} \[ \int \frac {-1+2 x}{3+2 x} \, dx=x-2 \log (2 x+3) \]
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Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \left (1-\frac {4}{3+2 x}\right ) \, dx \\ & = x-2 \log (3+2 x) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 10, normalized size of antiderivative = 1.00 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x-2 \log (3+2 x) \]
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Time = 0.16 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.90
method | result | size |
parallelrisch | \(x -2 \ln \left (\frac {3}{2}+x \right )\) | \(9\) |
default | \(x -2 \ln \left (3+2 x \right )\) | \(11\) |
norman | \(x -2 \ln \left (3+2 x \right )\) | \(11\) |
meijerg | \(-2 \ln \left (1+\frac {2 x}{3}\right )+x\) | \(11\) |
risch | \(x -2 \ln \left (3+2 x \right )\) | \(11\) |
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none
Time = 0.24 (sec) , antiderivative size = 10, normalized size of antiderivative = 1.00 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x - 2 \, \log \left (2 \, x + 3\right ) \]
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Time = 0.02 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.80 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x - 2 \log {\left (2 x + 3 \right )} \]
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none
Time = 0.20 (sec) , antiderivative size = 10, normalized size of antiderivative = 1.00 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x - 2 \, \log \left (2 \, x + 3\right ) \]
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none
Time = 0.29 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.10 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x - 2 \, \log \left ({\left | 2 \, x + 3 \right |}\right ) \]
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Time = 0.09 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.80 \[ \int \frac {-1+2 x}{3+2 x} \, dx=x-2\,\ln \left (x+\frac {3}{2}\right ) \]
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