\begin{exercice*}Compléter le tableau de signes de la fonction $f$ définie sur $\mathbb{R}$ par $f(x)=(6x-5)(-2x-7)$.
\vspace{-0.5em}
\begin{center}
\begin{tikzpicture}[general, yscale=0.7]
\tkzTabInit[espcl=1.5, color, colorC=H4, colorV=H4, colorL=H4, colorT=A4, lw=0.3mm]{$x$/1, $6x-5$/1, $-2x-7$/1, $f(x)$/1}{$-\infty$,$\ldots$,$\ldots$,$+\infty$}
\tkzTabLine{ , $\ldots$,t,$\ldots$,t,$\ldots$,}
\tkzTabLine{ , $\ldots$,t,$\ldots$,t,$\ldots$,}
\tkzTabLine{ , $\ldots$,t,$\ldots$,t,$\ldots$,}
\end{tikzpicture}
\end{center}
\vspace{-0.5em}
    \begin{corrige}
        \begin{center}
\begin{tikzpicture}[general, xscale=0.5,yscale=0.5]
\tkzTabInit[espcl=1.7, color, colorC=H4, colorV=H4, colorL=H4, colorT=A4, lw=0.3mm]{$x$/1, $6x-5$/1, $-2x-7$/1, $f(x)$/1}{$-\infty$,$-3{,}5$,$5/6$,$+\infty$}
\tkzTabLine{ , -,t,-,z,+,}
\tkzTabLine{ , +,z,-,t,-,}
\tkzTabLine{ , -,z,+,z,-,}
\end{tikzpicture}
\end{center}
    \end{corrige}  
\end{exercice*}
