\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}
    Valeur de  $\cos(\dfrac{4\pi}{3})$
    \begin{center}
        \begin{tikzpicture}[scale=2.5]
            \cercleTrigo
            \foreach \x in {0,30,...,360} {
                % dots at each point
                \filldraw[black] (\x:1cm) circle(0.6pt);
            }
            %\draw (90:1)  node [below left] {A}; 
            %\draw (0,0) -- (90:1);
            %\draw[->, very thick, red] (0.8,0) arc (0:90:0.8) ; 
        \end{tikzpicture}
    \end{center}
\end{frame}

\begin{frame}{Calcul 2}
    Dériver
    \[
        f(x) = x^2 - 5x + \frac{1}{x}
    \]
\end{frame}

\begin{frame}{Calcul 3}
    Calculer la quantité suivante
    \[
        \int_{0}^{x} 8 dt = 
    \]
\end{frame}

\begin{frame}{Calcul 4}
    \begin{algorithm}[H]
        \SetAlgoLined
        $u \leftarrow 2$ \;
        \Pour{$n$ de 1 à 4}{
            $u \leftarrow u*10$ \;
        }
    \end{algorithm}
    \vfill
    Combien vaut $u$ à la fin de cet algorithme?
    \vfill
\end{frame}

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


\end{document}