\documentclass[a4paper,10pt]{/media/documents/Cours/Prof/Enseignements/2014-2015/tools/style/classCours}
\usepackage{/media/documents/Cours/Prof/Enseignements/2014-2015/2014_2015}

% Title Page
\titre{Fiches fonctions}
\classe{\seconde}
\date{octobre 2014}

\begin{document}

\hspace{-2cm}
\begin{minipage}{0.5\textwidth}
				\includegraphics[scale=0.35]{./fig/graph1}
\end{minipage}
\hspace{1cm}
\begin{minipage}{0.5\textwidth}
		\includegraphics[scale=0.32]{./fig/graph2}
\end{minipage}

\vspace{0.5cm}


\begin{minipage}{0.5\textwidth}
    $f:x \mapsto x^2 + x - 2$

    \begin{tikzpicture}
        \draw[very thin, gray] (-3,-3) grid (3,5);
        \draw[->, thick] (-3,0) -- (3,0) node[below right] {$x$};
        \draw[->, very thick] (0,-3) -- (0,5) node[above] {$y$};
        \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 (-3,-3) rectangle (3,5);

        \draw[very thick] plot [domain=-3:3] (\x, {(\x+2)*(\x - 1)});
    \end{tikzpicture}
\end{minipage}
\begin{minipage}{0.5\textwidth}
    $g:x \mapsto 2x + 1$

    \begin{tikzpicture}
        \draw[very thin, gray] (-3,-3) grid (3,5);
        \draw[->, thick] (-3,0) -- (3,0) node[below right] {$x$};
        \draw[->, very thick] (0,-3) -- (0,5) node[above] {$y$};
        \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 (-3,-3) rectangle (3,5);

        \draw[very thick] plot [domain=-3:3] (\x, {2*\x + 1});
    \end{tikzpicture}
\end{minipage}

\vspace{0.5cm}


\begin{center}
    \includegraphics[scale=0.6]{./fig/2graph}
\end{center}


\end{document}

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