# How do you simplify #2div( 5 - sqrt3)#?

##### 3 Answers

May 1, 2018

Multiply denominator and numerator with

#### Explanation:

Remember that (a+b)(a-b) =

That gives you

=

=

=

May 1, 2018

#### Explanation:

We multiply and divide the fraction by the denominator's conjugate to eliminate the irrationality in the denominator.

Using

May 1, 2018

#### Explanation:

To rationalize this expression, multiply both sides by the bottom's inverse