Question

Find th rationalising factor for the denominator of the expression 1/3+√5

Answer 1

Heya!

Here is ur answer...

Given rational form is,

1/3+√5

The rationalising factor of the7 Denomirator is

3-√5/3-√5

Hope it helps u..

Answer 2

1/3+√5

=1/3+√5×3-√5/3-√5

=3-√5/3²-√5²

=3-√5/9-5

=3-√5/4