# Simplify #((x^-1y^4)/(x^2y^7))^-3# ?

##### 1 Answer

Feb 21, 2017

#### Answer:

#### Explanation:

The expression as written in the (original - before restoration) question is ambiguous as it is unclear whether denominator should be read as the product of the

I have chosen to interpret the expression as

Two rules of indices will apply here:

(i)

(ii)