% !TeX TXS-program:compile = txs:///pdflatex

\documentclass[margin=5mm]{standalone}
\usepackage{ProfLycee}

\begin{document}

\begin{tikzpicture}[x=1cm,y=1cm,xmin=-1.75,xmax=3.25,xgrille=1,xgrilles=0.5,ymin=-1.75,ymax=1.5,ygrille=1,ygrilles=0.5]
	\GrilleTikz \AxesTikz[ElargirOx=0/0,ElargirOy=0/0]
	\AxexTikz{-1,1,2,3} \AxeyTikz{-1,1}
	\draw (0,0) node[below left=2pt] {0} ;
	\clip (\xmin,\ymin) rectangle (\xmax,\ymax) ;
	\draw[very thick,blue,domain=\xmin:\xmax,samples=500] plot (\x,{(\x+1)*exp(-\x)}) ;
	\draw[blue] (1.75,0.75) node[font=\large] {$\Gamma$} ;
\end{tikzpicture}

\end{document}