Question 927132
 <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi
x   y = -x^2-4  (Parabola opening Downward: V(0,-4)) axis of symmetry x = 0, y=axis
0   -4
1   -5
2   -8  Plot Points and connect with a Curve
{{{drawing(300,300,   -10,10,-10,10,   
 grid(1),
circle(0,-4,0.4),
circle(2,-8,0.4),
circle(1,-5,0.4),
graph( 300, 300, -10,10,-10,10,0, -x^2-4 ))}}}
.......
x   y = x-4
0   -4
1   -3
2   -2   Plot Points and connect with a Line
{{{drawing(300,300,   -6, 6, -6, 6, grid(1), 
circle(0,-4,0.3),
circle(2, -2, 0.3),
circle(1,-3, 0.3),
graph( 300, 300, -6, 6, -6, 6,0,x-4) )}}}
.........
x   y = 3x^3 - 1  (s-shaped curve)
0   -1
-1  -4
1    2  Plot Points and connect with a Curve

{{{drawing(300,300,   -6, 6, -6, 25, grid(1), 
circle(0, -1,0,0.4),
circle(1, 2, 0.3),
circle(-1,-4, 0.3),

graph( 300, 300, -6, 6, -6, 25,0, 3x^3 - 1) )}}}