{\setlength{\TabTitreL}{1cm}
\begin{MonTableau}{2}{7}{1}
\TabNewCol{0}
\rTabPut{B}{-0.5}{0.25}{$x$}
\rTabPut{B}{-0.5}{0.25}{\TabTitre{sgn.}{g'(x)}}
\rTabPut{B}{-0.5}{0.25}{\TabTitre{var.}{g}}
\TabNewCol{.05}
\rTabPut{B}{0}{0.25}{$0$}
\rTabPut[3]{B}{0}{0.25}{}
\rTabPut[3]{B}{0}{0.25}{}
\TabNewCol{.05}
\rTabPut{Bl}{.1}{0.25}{}
\rTabPut{Bl}{.1}{0.25}{}
\rTabPut{Bl}{.1}{0.7}{$+\infty$}
\TabNewCol{0.4}
\rTabPut{B}{0}{0.25}{$1$}
\rTabPut{B}{0}{.4}{$0$}
\rTabPut{B}{0}{.1}{\qquad }
\TabNewCol{1}
\rTabPut{Br}{-0.1}{0.25}{$+\infty$}
\rTabPut{Br}{-0.1}{0.7}{}
\rTabPut{Br}{-0.1}{0.7}{$+\infty$}
\TabFleche{C2}{D2}\TabFleche{D2}{E2}
\rput(.2,.5){$-$} \rput(.7,.5){$+$}
\end{MonTableau}}
