Question 93184
setting y=0 & solving for x values gives you the x intercepts:
x^2-2x+4=0
{{{ graph( 300, 200, -6, 5, -10, 10, y = x^2 -2x +4) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = x^2 -2x +4).