# How do you solve #x^2-75=0#?

##### 1 Answer

Aug 17, 2016

#### Explanation:

Treat *difference of squares*

We know that

So replacing

and

we have

is equivalent to

which implies

either

Aug 17, 2016

Treat *difference of squares*

We know that

So replacing

and

we have

is equivalent to

which implies

either