Quadratic function in vertex form: y = $a(xp)^2 + q$  Quadratic Functions
Quadratic function in vertex form: y = $a(xp)^2 + q$
Besides the general form, the vertex form is also another way to express a quadratic function. In this lesson, we will talk about how to find the xintercepts, yintercepts, vertex of quadratic functions in vertex form.
Related concepts:
 Solving quadratic equations by completing the square
Lessons

a)
Determine:
• yintercept
• xintercepts
• vertex

b)
Sketch the graph.
