Question

rationalise the denominator
1. 5/root 3- root 5

Answer 1

hope it helps you......

Answer 2

$\frac{5}{ \sqrt{3} - \sqrt{5} ?}$
multiply numinator and denominator by
$\sqrt{3} + \sqrt{5}$
you will get
$\frac{5( \sqrt{3} + \sqrt{5)} }{ { \sqrt{3} }^{2} - { \sqrt{5} }^{2} }$
$\frac{5 \sqrt{3} + 5 \sqrt{5} }{3 - 5}$
$\frac{5 \sqrt{3} + 5 \sqrt{5} }{ - 2}$
hence it is solved

hope it helps you