Integrand size = 16, antiderivative size = 25 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=-\frac {1}{x}+\frac {4}{\sqrt {x}}-4 \sqrt {x}+x+3 \log (x) \]
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Time = 0.02 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {1371, 712} \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=x-4 \sqrt {x}+\frac {4}{\sqrt {x}}-\frac {1}{x}+3 \log (x) \]
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Rule 712
Rule 1371
Rubi steps \begin{align*} \text {integral}& = 2 \text {Subst}\left (\int \frac {\left (1-x+x^2\right )^2}{x^3} \, dx,x,\sqrt {x}\right ) \\ & = 2 \text {Subst}\left (\int \left (-2+\frac {1}{x^3}-\frac {2}{x^2}+\frac {3}{x}+x\right ) \, dx,x,\sqrt {x}\right ) \\ & = -\frac {1}{x}+\frac {4}{\sqrt {x}}-4 \sqrt {x}+x+3 \log (x) \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=-\frac {1}{x}+\frac {4}{\sqrt {x}}-4 \sqrt {x}+x+3 \log (x) \]
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Time = 0.07 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88
method | result | size |
derivativedivides | \(-\frac {1}{x}+x +3 \ln \left (x \right )+\frac {4}{\sqrt {x}}-4 \sqrt {x}\) | \(22\) |
default | \(-\frac {1}{x}+x +3 \ln \left (x \right )+\frac {4}{\sqrt {x}}-4 \sqrt {x}\) | \(22\) |
trager | \(\frac {\left (-1+x \right ) \left (1+x \right )}{x}-\frac {4 \left (-1+x \right )}{\sqrt {x}}-3 \ln \left (\frac {1}{x}\right )\) | \(26\) |
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none
Time = 0.25 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.96 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=\frac {x^{2} + 6 \, x \log \left (\sqrt {x}\right ) - 4 \, {\left (x - 1\right )} \sqrt {x} - 1}{x} \]
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Time = 0.15 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=- 4 \sqrt {x} + x + 3 \log {\left (x \right )} - \frac {1}{x} + \frac {4}{\sqrt {x}} \]
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Time = 0.21 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=x - 4 \, \sqrt {x} + \frac {4 \, \sqrt {x} - 1}{x} + 3 \, \log \left (x\right ) \]
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Time = 0.29 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.92 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=x - 4 \, \sqrt {x} + \frac {4 \, \sqrt {x} - 1}{x} + 3 \, \log \left ({\left | x \right |}\right ) \]
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Time = 0.05 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.96 \[ \int \frac {\left (1-\sqrt {x}+x\right )^2}{x^2} \, dx=x+6\,\ln \left (\sqrt {x}\right )+\frac {4\,\sqrt {x}-1}{x}-4\,\sqrt {x} \]
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