# What is the vertex form of #5y = 13x^2+20x+42#?

##### 1 Answer

Oct 16, 2016

#### Explanation:

Divide both sides by 5:

The equation is in standard form,

The y coordinate, k, of the vertex is the function evaluated at h.

The vertex form of the equation of a parabola is:

Substituting in our known values: