Use this image when you need to insert a generic parabola..without labeled values. I use this to ask my students questions such as ,
“given f(x) = ax^2 + bx + c, identify the vertex as an ordered pair and place on the graph below”.
Generic Parabola by Donna Gaudet is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.