Solution

153971

First name
Peter Cook
School
Durham Johnston
Country
Age
12
Email address
cookp@durhamschools.org.uk

I have found a solution to a. The square root of 1 x the square root of 5 = the square root of 1x5.
I concluded after trying many other examples that if a and b are both positive integers and that : a+b = 6 then this statement will always be true.