88 lines
2.1 KiB
TeX
88 lines
2.1 KiB
TeX
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\documentclass[14pt]{classPres}
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\usepackage{tkz-fct}
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\usepackage{pgfplots}
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\usetikzlibrary{decorations.markings}
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\pgfplotsset{compat=1.18}
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\author{}
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\title{}
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\date{}
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\begin{document}
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\begin{frame}{Questions flashs}
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\begin{center}
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\vfill
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Première ST
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\vfill
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30 secondes par calcul
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\vfill
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\tiny \jobname
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\end{center}
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\end{frame}
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\begin{frame}{Calcul 1}
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% Taux évolution
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La grande surface vend ses stylos bleus 1\euro20.
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\vfill
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Elle souhaite faire une promotion et les vendre 20\% moins cher.
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\vfill
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Quel sera le prix d'un stylo ?
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\vfill
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\end{frame}
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\begin{frame}{Calcul 2}
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% Equation graphique
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Résoudre graphiquement $f(x) \leq 4$
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\begin{tikzpicture}[yscale=0.3, xscale=2, baseline=(a.north)]
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\tkzInit[xmin=0,xmax=4,xstep=1,
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ymin=0,ymax=16,ystep=1]
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\tkzGrid
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\tkzAxeX[right space=0.2]
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\tkzAxeY[up space=2, step=2]
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\draw[very thick, color=red] plot [smooth,tension=0.2] coordinates{%
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(0,0) (1,1) (2,4) (3, 9) (4,16)
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};
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\draw (3,1) node[above right] {$\mathcal{C}_f$};
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\end{tikzpicture}
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\end{frame}
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\begin{frame}{Calcul 3}
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% Développer
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Développer puis réduire l'expression suivante
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\[
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(-x + 2)^2=
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\]
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\end{frame}
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\begin{frame}[fragile]{Calcul 4}
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% Équation de droite
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Quelle droite correspond à la représentation graphique de $f(x) = 0.5x + 2$
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\begin{center}
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\begin{tikzpicture}
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\begin{axis}[
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axis lines = center,
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grid = both,
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xlabel = {x},
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xtick distance=1,
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ylabel = {$f(x)$},
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ytick distance=1,
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]
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\addplot[domain=-3:3,samples=2, color=red, very thick]{0.5*x+2};
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\addplot[domain=-3:3,samples=2, color=blue, very thick]{-0.5*x+1};
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\addplot[domain=-3:3,samples=2, color=green, very thick]{0.5*x-2};
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\end{axis}
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\end{tikzpicture}
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\end{center}
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\end{frame}
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\begin{frame}{Fin}
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\begin{center}
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On retourne son papier.
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\end{center}
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\end{frame}
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\end{document}
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