# How do you find the vertex of a parabola #y=(-x-1)(x+7)#?

##### 1 Answer

Apr 2, 2018

**Vertex is at**

#### Explanation:

equation

here

graph{(-x-1)(x+7) [-25.32, 25.3, -12.66, 12.66]} [Ans]

Apr 2, 2018

**Vertex is at**

equation

here

graph{(-x-1)(x+7) [-25.32, 25.3, -12.66, 12.66]} [Ans]