No more linear functions. What happens graphically when an equation\'s high power is 2? Lets check it out on graphing calculator. This graph is called a parabola. The Parabola (The Picture). . . Vertex (h,k). . Axis of Symmetry. So we understand what a parabola looks like in general. Are there any trends like with absolute value and greatest integer functions?Lets check that out too! .