# How do you simplify #(2sqrt5)/ (sqrt2 +5)#?

##### 1 Answer

Apr 9, 2015

To simplify the expression, we need to make it's Denominator RATIONAL. And to do that, we multiply the numerator and the denominator with it's CONJUGATE.

The denominator is

and it's CONJUGATE is

As the denominator 23 is RATIONAL, we have successfully simplified the expression.