t=0:0.01:10;
g=sin( ( 3*t.*t+8*ones(size(t)) )./(t+2*ones(size(t)) ) );
plot(t,g)
pause;
t=-4:0.01:4;
g=sin( ( 3*t.*t+8*ones(size(t)) )./(t+2*ones(size(t)) ) );
plot(t,g);

