# How do I use the vertex formula to determine the vertex of the graph for #f(x)=3x^2-6x+1#?

##### 1 Answer

May 10, 2015

Vertex form:

-b/2a = 6/6 = 1

f(1) = 3 - 6 + 1 = -2

Vertex form

Check.

Develop: f(x) = 3(x^2 - 2x + 1) - 2 = 3x^2 - 6x + 3 - 2 =

f(x) = 3x^2 - 6x + 1. Correct.