%
% tkz-euclide (14/01/2011)
%
% Coding (utf8) Creator (TeX) Producer (pdfeTeX) 
% Author Alain Matthes
\input{tkzfctpreamble.ltx}

\begin{document}

 \begin{tikzpicture}[scale=1.5]
   \tkzInit[xmax=5,ymax=5]
   \tkzGrid  \tkzAxeXY
   \tkzFct[domain = 0:5]{x}
   \tkzFct[domain = 1:5]{log(x)}
   \tkzDrawAreafg[color  = orange!50,domain = 1:5]
 \end{tikzpicture}

\end{document} 
