# How do you find the y intercept, axis of symmetry and the vertex to graph the function #f(x)=3x^2+1#?

##### 1 Answer

Jun 15, 2018

#### Explanation:

The y-intercept is the point where

The vertex is the min/max of the function, which is the same as the y-intercept in this case:

It is the point were the first derivative of the function is zero.

The axis of symmetry is the line in the middle of the curve,