# How do you solve #x^2-2x-24=0# using the quadratic formula?

##### 1 Answer

#### Answer:

#### Explanation:

The quadratic formula is:

and the general formula of a quadratic equation is:

With our current example,

[Solution]

We know that:

Evaluating the quadratic equation with the values above...

[Checking -> Using Factorisation]

Since we got the same answer for both method, we know that our answer is correct.