# How do you simplify # (sqrt2 + sqrt6)(sqrt2 - sqrt6)#?

##### 2 Answers

Jun 2, 2016

The result is -4.

#### Explanation:

When you multiply two numbers in the form

In your case

Jun 2, 2016

#### Explanation:

This is in the same format as

So if

This simplifies to

This could also be simplified by multiplying out the brackets to get 4 terms, but the answer will be the same - it will just take longer.