# How do you solve #n^ { 2} - 20n - 96= 0#?

##### 1 Answer

Jan 8, 2018

#### Answer:

Factorise and then solve by setting the brackets = to 0.

See below.

#### Explanation:

To solve a quadratic we know that we must get factors of

After playing around with the numbers you should find that

is the same as

We know that a quadratic will always