\documentclass[a4paper,10pt,xcolor=table]{/media/documents/Cours/Prof/Enseignements/2014-2015/Archive/2014-2015/tools/style/classPres}
\usepackage{/media/documents/Cours/Prof/Enseignements/2014-2015/Archive/2014-2015/2014_2015}
\usepackage{tikz}

\author{}
\title{}
\date{}

\begin{document}
    
\begin{frame}{Repère orthonormé}
    \begin{center}
    \begin{tikzpicture}[scale=0.5]
        \draw[very thin, gray] (-7,-7) grid (7,7);
        \draw[->, very thick] (-7,0) -- (7.2,0);
        \draw[->, very thick] (0,-7) -- (0,7.2);
        \draw (0,0) node[below right, scale=0.7 ] {$O$};
        \draw (0,1) node {-} node[left] {$J$};
        \draw (1,0) node[rotate=90] {-} node[below] {$I$};
        \clip (-7,-7) rectangle (7,7);
    \end{tikzpicture}
    \end{center}
\end{frame}

\begin{frame}{Repère normé}
    \begin{center}
    \begin{tikzpicture}[scale=0.5]
        \draw[very thin, gray] (-7,-7) grid (7,7);
        \draw[->, very thick] (-7,0) -- (7.2,0);
        \draw[->, very thick] (0,-7) -- (0,7.2);
        \draw (0,0) node[below right, scale=0.7 ] {$O$};
        \draw (0,1) node {-} node[left] {$J$};
        \draw (1,0) node[rotate=90] {-} node[below] {$I$};
        \clip (-7,-7) rectangle (7,7);
    \end{tikzpicture}
    \end{center}
\end{frame}



\end{document}