Question 527780
given {{{root(2,40)}}}

We can represent 40 as the product of a perfect square and some other number.

If you think about it, 40 can be broken down into 4 * 10... where 4 = 2^2.

So {{{root(2,40)}}} = {{{root(2,(4*10))}}} = {{{root(2,4) * root(2,10)}}} = {{{2 * root(2,10)}}}