Integrand size = 12, antiderivative size = 8 \[ \int \frac {1+x+2 x^2}{x} \, dx=-1+x+x^2+\log (x) \]
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Time = 0.00 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.88, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {14} \[ \int \frac {1+x+2 x^2}{x} \, dx=x^2+x+\log (x) \]
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Rule 14
Rubi steps \begin{align*} \text {integral}& = \int \left (1+\frac {1}{x}+2 x\right ) \, dx \\ & = x+x^2+\log (x) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.88 \[ \int \frac {1+x+2 x^2}{x} \, dx=x+x^2+\log (x) \]
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Time = 0.04 (sec) , antiderivative size = 8, normalized size of antiderivative = 1.00
method | result | size |
default | \(\ln \left (x \right )+x^{2}+x\) | \(8\) |
norman | \(\ln \left (x \right )+x^{2}+x\) | \(8\) |
risch | \(\ln \left (x \right )+x^{2}+x\) | \(8\) |
parallelrisch | \(\ln \left (x \right )+x^{2}+x\) | \(8\) |
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none
Time = 0.25 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.88 \[ \int \frac {1+x+2 x^2}{x} \, dx=x^{2} + x + \log \left (x\right ) \]
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Time = 0.03 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.88 \[ \int \frac {1+x+2 x^2}{x} \, dx=x^{2} + x + \log {\left (x \right )} \]
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none
Time = 0.18 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.88 \[ \int \frac {1+x+2 x^2}{x} \, dx=x^{2} + x + \log \left (x\right ) \]
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none
Time = 0.25 (sec) , antiderivative size = 8, normalized size of antiderivative = 1.00 \[ \int \frac {1+x+2 x^2}{x} \, dx=x^{2} + x + \log \left ({\left | x \right |}\right ) \]
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Time = 0.02 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.88 \[ \int \frac {1+x+2 x^2}{x} \, dx=x+\ln \left (x\right )+x^2 \]
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