# How do you find the vertex and axis of symmetry of #y=x^2+8x-7#?

##### 1 Answer

Dec 2, 2015

y = x^2 + 8x - 7

Ans: Vertex (-4, -23)

#### Explanation:

x-coordinate of vertex or axis of symmetry:

y-coordinate of vertex:

graph{x^2 + 8x - 7 [-80, 80, -40, 40]}