https://doi.org/10.4169/amer.math.monthly.119.05.373 • https://www.jstor.org/stable/10.4169/amer.math.monthly.119.05.373 Copy URL Abstract We consider positive ...

Quadratic graph lines are U- or Ո-shaped, which is called a parabola. A linear graph can be drawn using only three points. A quadratic graph is a curve, so more points are plotted to support accuracy.