# How do you solve #n^2 - 17=64# using the quadratic formula?

##### 3 Answers

Aug 5, 2016

#### Answer:

#### Explanation:

Aug 5, 2016

#### Answer:

#### Explanation:

Write as

As it is insisted we use the quadratic formula write as:

Aug 5, 2016

#### Answer:

#### Explanation:

Subtract

Simplify.

This equation is in the form of a quadratic equation,

The quadratic formula can be used to solve this quadratic equation.

Substitute

Simplify.

Simplify.

Simplify.

Solve for