What is a vertex

The video tutorial explains the concept of a vertex in a parabola, focusing on its role as the maximum or minimum point. It covers the quadratic formula and graphical representation of parabolas, distinguishing between upward and downward openings based on the coefficient of x^2. The tutorial also details how to find the vertex using algebra and graphs, emphasizing the importance of the axis of symmetry. The vertex formula is introduced, and the process of evaluating functions to determine the vertex is explained.

What new insight or understanding did you gain from this video?