§@·~3


1.Construct the graph of sin(x) with x ranging in [0, 2Pi]. 
2.Draw the graphs of the first six Chebyshev polynomials in the interval [-1,1]. 
        x=cos(t), y=sin(t), t[0,2Pi]
3.Draw the graphs of the first six Chebyshev polynomials in the interval [-1,1]. 
4.Draw this pretty leaf: 
5.Draw the graphs of the polynomials given by the binomial expansions 
6.Construct this pattern of the "sunflower": 
7.Construct he graph given in polar coordinates by 

          r=cos(7t/2)+1/4,     t= [0,4Pi]

 

8.Construct this interesting drawing: 
9.Reference: William F. Rigge, Envelope Rosettes, Amer. Math. Monthly, (1920), p. 154. 
10.Draw this interesting pattern: 
11.Construct a gif file animating the       function 
                f(x,t) = sin (x + t)
and include the gif in your web page.