\documentclass[14pt]{classPres}
\usepackage{tkz-fct}
\usepackage[linesnumbered, boxed, french]{algorithm2e}

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

\begin{document}
\begin{frame}{Questions flashs}
    \begin{center}
        \vfill
        Tsti2d
        \vfill
        30 secondes par calcul
        \vfill
        \small \jobname
    \end{center}
\end{frame}

\begin{frame}{Calcul 1}
    Dériver
    \[
        f(x) = \ln(2x^2+1)
    \]
\end{frame}

\begin{frame}{Calcul 2}
    Déterminer $P$
    \[
        10 = 100 \log{\frac{P}{4}}
    \]
\end{frame}

\begin{frame}{Calcul 3}
    Donner la valeur de 
    \[
        \lim_{x\rightarrow +\infty} \ln(x)  = 
    \]
\end{frame}

\begin{frame}{Calcul 4}
    Combien mesure la longueur $OB$?

    \begin{center}
    \begin{tikzpicture}[yscale=.5, xscale=.8]
        \repere{-5}{5}{-5}{5}
        \draw (-2, 3) node {$\times$} node[above] {$A$};
        \draw (2, 3) node {$\times$} node[above] {$B$};
        \draw (3, 2) node {$\times$} node[above] {$C$};
        \draw (2, -3) node {$\times$} node[above] {$D$};
        \draw (-2, -3) node {$\times$} node[above] {$E$};
        \draw (-3, -2) node {$\times$} node[above] {$F$};
    \end{tikzpicture}
    \end{center}
\end{frame}

\begin{frame}{Fin}
    \begin{center}
        On retourne son papier.
    \end{center}
\end{frame}


\end{document}