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\input{preamble-standalone.ltx}
\begin{document}
% Ex. No. 22 (Section 7.6 : Demi-tangentes )
\begin{tikzpicture}[scale=2.75]
\tkzInit[xmin=-2,xmax=3,ymax=3]
\tkzGrid[color=orange](-2,0)(3,3)
\tkzAxeX
\tkzAxeY
\tkzFct[color = red ,domain = -1:2]{(((x+1)*x)*x)**0.5}
\tkzDrawTangentLine(0)
\tkzText[draw,color = red,fill = orange!20](2,1){$f(x)=\sqrt{x^3+x^2}$}
\end{tikzpicture}
\end{document}
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