so find the factors exg
if you have √36
then you factor and grouop the 2 same factors
36=2 times 2 times 3 times 3
so the square root is 2 times 3 =6
so find the factors of 32
2 times 2 times 2 times 2 times 2
the square root is 2 times 2 times √2 or
4√2