# How do you simplify #sqrt(x^3y^3 )/sqrt(xy)#?

##### 1 Answer

for all

and it's undefined if either

#### Explanation:

It's essential, before transforming any algebraic expression, to determine its domain, because during transformations we might derive with seemingly equivalent expression that has a different domain, and we will not have the right to say that original and final expressions are equivalent.

In this case we should exclude values

For all other cases, when