Write in the form where is a fraction in its simplest form and has no square factors.
There is a surd on the denominator, so the fraction will need to be multiplied by a fraction with this surd on both the numerator and denominator
Multiply the fractions together by multiplying across the numerator and the denominator.
By multiplying out the denominator, you will notice that the surds are removed
Rewriting in the form and simplifying the fraction