Integrand size = 10, antiderivative size = 13 \[ \int \frac {4+x}{8 x} \, dx=\frac {1}{8} (5+x+4 (8+\log (x))) \]
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Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.92, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {12, 45} \[ \int \frac {4+x}{8 x} \, dx=\frac {x}{8}+\frac {\log (x)}{2} \]
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Rule 12
Rule 45
Rubi steps \begin{align*} \text {integral}& = \frac {1}{8} \int \frac {4+x}{x} \, dx \\ & = \frac {1}{8} \int \left (1+\frac {4}{x}\right ) \, dx \\ & = \frac {x}{8}+\frac {\log (x)}{2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.77 \[ \int \frac {4+x}{8 x} \, dx=\frac {1}{8} (x+4 \log (x)) \]
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Time = 0.02 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69
method | result | size |
default | \(\frac {\ln \left (x \right )}{2}+\frac {x}{8}\) | \(9\) |
norman | \(\frac {\ln \left (x \right )}{2}+\frac {x}{8}\) | \(9\) |
risch | \(\frac {\ln \left (x \right )}{2}+\frac {x}{8}\) | \(9\) |
parallelrisch | \(\frac {\ln \left (x \right )}{2}+\frac {x}{8}\) | \(9\) |
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none
Time = 0.23 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.62 \[ \int \frac {4+x}{8 x} \, dx=\frac {1}{8} \, x + \frac {1}{2} \, \log \left (x\right ) \]
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Time = 0.03 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.54 \[ \int \frac {4+x}{8 x} \, dx=\frac {x}{8} + \frac {\log {\left (x \right )}}{2} \]
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none
Time = 0.19 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.62 \[ \int \frac {4+x}{8 x} \, dx=\frac {1}{8} \, x + \frac {1}{2} \, \log \left (x\right ) \]
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none
Time = 0.27 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69 \[ \int \frac {4+x}{8 x} \, dx=\frac {1}{8} \, x + \frac {1}{2} \, \log \left ({\left | x \right |}\right ) \]
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Time = 13.52 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.62 \[ \int \frac {4+x}{8 x} \, dx=\frac {x}{8}+\frac {\ln \left (x\right )}{2} \]
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