How do you find the vertex and axis of symmetry, and then graph the parabola given by: # f(x)=(x+2)^2-8#?
1 Answer
Sep 27, 2015
Be able to recognize the vertex form of a parabola.
Explanation:
The vertex form for a parabola is:
Where,
In this problem,
So, the vertex
The axis of symmetry passes through the x-coordinate of the vertex:
graph{(x+2)^2-8 [-20, 20, -10, 10]}
Hope that helps