# How do you simplify #(sqrt2-3)(sqrt2+3) #?

##### 1 Answer

May 29, 2016

#### Answer:

Distribute the one expression over the other, then add the resulting terms together, to get to

#### Explanation:

Let's start with the original expression:

Now let's distribute the one over the other. I'll list the answers below:

We can now add them up:

The square root terms subtract against each other and so drop off. We're left with