2013-2014/4e/Nombres_Calculs/Equation/Cours/balances.tex
2017-06-16 09:46:40 +03:00

111 lines
2.4 KiB
TeX
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

\documentclass[a4paper,10pt]{beamer}
\usepackage[utf8]{inputenc}
\usepackage[french]{babel}
\usepackage{graphicx}
\usepackage{thumbpdf}
\usepackage{wasysym}
\usepackage{ucs}
\usepackage{pgf,pgfarrows,pgfnodes,pgfautomata,pgfheaps,pgfshade}
\usepackage{verbatim}
\usepackage{subfig}
\usepackage{amssymb}
\usepackage{multicol}
\usepackage{eurosym}
\usepackage{enumerate}
\begin{document}
\begin{frame}{L'équation $2x + 40 = 100$}
Deux balles et un boite de 40g pèse autant qu'une boite de 100g. \\ \textbf{Combien pèse une balle?}
\begin{multicols}{2}
\includegraphics[scale=0.2]{./fig/balance1_1}
\vspace{1cm}
\onslide<3->{\includegraphics[scale=0.2]{./fig/balance}}
\vspace{1cm}
\onslide<4->{\includegraphics[scale=0.2]{./fig/balance}}
\columnbreak
\onslide<2->{$2x + 40 = 100$}
\end{multicols}
\end{frame}
\begin{frame}{L'équation $3x = 2x + 80$}
Trois balles pèse autant que deux balles et une boite de 80g. \\ \textbf{Combien pèse une balle?}
\begin{multicols}{2}
\includegraphics[scale=0.2]{./fig/balance2_1}
\vspace{0.5cm}
\onslide<3->{\includegraphics[scale=0.2]{./fig/balance}}
\vspace{0.5cm}
\onslide<4->{\includegraphics[scale=0.2]{./fig/balance}}
\columnbreak
\onslide<2->{$3x = 2x + 80$}
\end{multicols}
\end{frame}
\begin{frame}{L'équation $3x +10 = x + 80$}
Trois balles et une boite de 1àg pèse autant qu'une balle et une boite de 80g. \\ \textbf{Combien pèse une balle?}
\begin{multicols}{2}
\includegraphics[scale=0.2]{./fig/balance3_1}
\onslide<3->{\includegraphics[scale=0.2]{./fig/balance}}
\onslide<4->{\includegraphics[scale=0.2]{./fig/balance}}
\onslide<5->{\includegraphics[scale=0.2]{./fig/balance}}
\columnbreak
\onslide<2->{$3x + 10 = x + 80$}
\end{multicols}
\end{frame}
\begin{frame}{Éxercices}
Résoudre les équations suivantes
\begin{multicols}{2}
\begin{enumerate}[a)]
\item $4x + 90 = 150$
\item $4x = x + 11$
\item $6x + 9 = 4x + 21$
\item $3x - 90 = 30$
\item $6x = 2x -16$
\item $-2x + 10 = 1$
\end{enumerate}
\end{multicols}
\end{frame}
\end{document}