<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">\documentclass[12pt] {article} \usepackage[T1]{fontenc} 
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\renewcommand{\thesubsection}{\textcolor{blue}{Exercice \Roman{subsection}}} 
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\begin{document}


\begin{center}\section*{\textcolor{red}{ContrÃ´le sur les dÃ©veloppements}}\end{center}

\subsection*{\textcolor{blue}{DÃ©velopper les expressions suivantes}}


\begin{enumerate}[1)]
\item $f(x) = (5-5x)(7x-5)$

\bigskip

\item $f(x) = (1-7x)(5x-6)$

\bigskip

\item $f(x) = (-10x-8)(4-7x)$

\bigskip

\item $f(x) = (2x-9)(9x+ 1)$

\bigskip

\item $f(x) = (3-5x)(7x+ 8)$

\end{enumerate}





\label{fin}
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