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\input{preamble-standalone.ltx}
\begin{document}

% Ex. No. 72 (Section 15.0.1 : Première représentation)

 \begin{tikzpicture}[xscale=2.25,yscale=1]
   \tkzInit[xmin=-2,xmax=3,ymin=-1,ymax=6]
   \tkzDrawX
   \tkzDrawY
   \tkzFct[samples=100,domain = -1:2.2]{x+exp(x-1)}
   \tkzDefPoint(1,2){pt1}
   \tkzDrawPoint(pt1)
   \tkzPointShowCoord[xlabel=$1$,ylabel=$2$](pt1)
   \tkzDefPoint(2,4.71828){pt2}
   \tkzDrawPoint(pt2)
   \tkzPointShowCoord[xlabel=$2$,ylabel=$\text{e}+2$](pt2)
   \tkzRep
\end{tikzpicture}

\end{document}