# What is the vertex form of #y=x^2 - 2 x - 5 #?

##### 1 Answer

May 17, 2018

Vertex form is

The vertex is the point

#### Explanation:

Vertex form is

This is derived by the process of completing the square.

The quadratic trinomial

We need to add the correct constant which will make it a square.

This is found from

The vertex is the point