For which of the values of m do the graphs of functions y=x^2-mx+4 and y=x^2-19x+9 not intersect?
hey think if m = 19
y=x^2-19x+4 and y=x^2-19x+9
then the second parabola is always 5 units above the first
y=x^2-19x+4 and y=x^2-19x+9
then the second parabola is always 5 units above the first