# Quadratic function in vertex form: y = a(x-p)^2 + q

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##### Examples
###### Lessons
1. $y = 2{\left( {x - 3} \right)^2} - 8$ is a quadratic function in vertex form.
1. Determine:
• y-intercept
• x-intercepts
• vertex
2. Sketch the graph.
###### Topic Notes
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 x-intercepts, y-intercepts, vertex of quadratic functions in vertex form.