Question 900800
 <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi
x^2 Green
(x-2)^2 Blue
x^2 + 3  Purple
{{{drawing(300,300,   -6, 6, -6, 6, grid(1), 
graph( 300, 300, -6, 6, -6, 6,0,x^2, (x-2)^2, x^2 + 3) )}}}