Question 306538
y=x^2-2x-8
The y intercept=8
0=(x-4)(x+2)
0=x-4 
x=4 ans.
0=x+2
-2=x ans.
{{{ graph( 300, 200, -6, 5, -10, 10, x^2 -2x -8) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions x^2 -2x -8).