NEW FUNCTION

Function Expression :

\[f(x)=\frac{xln(x )+1}{x} \]

Domain

\[\left]0, \infty\right[ \]

Limits

\[\lim_{x \overset{>}{\rightarrow0} }f(x) = +\infty \]
\[\lim_{x \rightarrow+\infty}f(x) = +\infty \]
\[ \]

Derivate

\[f^{\,\prime}(x)=\frac{\log{\left(x \right)} + 1}{x} - \frac{x \log{\left(x \right)} + 1}{x^{2}} \]
\[f^{\,\prime}(x)=\frac{x - 1}{x^{2}} \]
\[ \]

Integral

\[F(x) = x \log{\left(x \right)} - x + \log{\left(x \right)} \]

Sign Table


Variation Table


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