2020-2021/TST_sti2d/Questions Flash/P1/QF_20_10_12-2.tex

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\documentclass[14pt]{classPres}
\usepackage{tkz-fct}
\author{}
\title{}
\date{}
\begin{document}
\begin{frame}{Questions flashs}
\begin{center}
\vfill
Terminale ST \\ Spé sti2d
\vfill
30 secondes par calcul
\vfill
\tiny \jobname
\end{center}
\end{frame}
\begin{frame}[fragile]{Calcul 1}
\begin{tikzpicture}[xscale=0.8, yscale=0.5]
\tkzInit[xmin=-5,xmax=5,xstep=1,
ymin=-5,ymax=5,ystep=1]
\tkzGrid
\tkzAxeXY
\tkzFct[domain=-5:5,color=red,very thick]%
{\x**2 - 4};
\end{tikzpicture}
\vfill
Calculer la taux de variation entre x = -2 et x = 3.
\vfill
\[
\frac{\Delta f}{\Delta x} =
\]
\vfill
\end{frame}
\begin{frame}{Calcul 2}
\vfill
Soit
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\[
f(x) = \sin(x)(1+\cos(x))
\]
\vfill
Calculer
\vfill
\[
\frac{df}{dx} =
\]
\vfill
\end{frame}
\begin{frame}{Calcul 3}
\vfill
Quelle est la valeur de $\sin(\vec{OI};\vec{OA})$?
\vfill
\begin{center}
\begin{tikzpicture}[scale=3]
\cercleTrigo
\foreach \x in {0,30,...,360} {
% dots at each point
\filldraw[black] (\x:1cm) circle(0.6pt);
}
\draw (-120:1) node [above right] {A};
\draw (0,0) -- (-120:1);
\draw[->, very thick, red] (0.5,0) arc (0:-120:0.5) ;
\end{tikzpicture}
\end{center}
\vfill
\end{frame}
\begin{frame}{Fin}
\begin{center}
On retourne son papier.
\end{center}
\end{frame}
\end{document}