\input epsf
\nopagenumbers
\magnification=\magstep1

\noindent {\bf Problem statement} a) Graph $f(x)=2-|x|$ in the
interval $-1\le x\le 3$. Compute $\int_{-1}^3 f(x)\,dx\,$.

\medskip

\noindent b) Graph $g(x)=\bigr|2-|x|\bigr|$ in the
interval $-1\le x\le 3$. Compute $\int_{-1}^3 g(x)\,dx\,$.

\medskip

\noindent c) Graph $h(x)=|2-x|$ in the
interval $-1\le x\le 3$. Compute $\int_{-1}^3 h(x)\,dx\,$.

\vfil\eject\end