# How do you find the vertex of #y = 4x^2 + 8x + 7#?

##### 1 Answer

Mar 28, 2016

#### Explanation:

From the given equation

There is a formula for finding the vertex

Solve for

Solve for

Our vertex is at

See the graph of

graph{y=4x^2+8x+7[-20,20,-10,10]}

God bless....I hope the explanation is useful.