Question

How do you simplify `50 sqrt 8`?

Answer 1

`100sqrt2`

Explanation:

You have to split the `sqrt8` bit into its prime factors which are `sqrt(2*2*2)`
So `50sqrt8` = `50sqrt(2*2*2)`
but the `sqrt(2*2)` = 2
and `50sqrt(2*2*2)` = `50*2(sqrt2)` = `100sqrt2`