Question 125856
y=x^2-2x+4
{{{ 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).
ACCORDING TO THIS GRAPH --- THERE ARE NOP X INTERCEPTS. 
WHEN Y=0 THEN THE X VALUES (USING THE QUADRATIC EQUATION) ARE 1+/-1.732i WHICH ARE IMMAGINARY NUMBERS.