\begin{exercice*}
      Si $ - 2 \le x \le 0$, alors :
      \begin{ChoixQCM}{4}
      \item $\left| {x + 2} \right| = x + 2$
      \item $\left| x \right| = - x$
      \item $\left| {x + 2} \right| = 2 - x$ 
      \item $\left| x \right| = x - 2$
      \end{ChoixQCM}
  \end{exercice*}
  \begin{corrige}
    \reponseQCM{b}
  \end{corrige}