# How do you solve #36x^2 - 25 = 0#?

##### 1 Answer

Jun 19, 2016

#### Explanation:

For quadratic equations, there are 3 methods of solving them:

- factorise if possible
- completing the square
- quadratic formula

This equation can be factorised as the difference of two squares.

Let each factor in turn be equal to 0.

If

There are two solutions as we expect for a quadratic.