How do you simplify ((x^-1y^3)/(x^5y^8))^3?

1 Answer
Dec 19, 2017

=> 1/ (x^18 y^15)

Explanation:

((x^-1y^3)/(x^5y^8))^3

Rule: (a^m)^n = a^(mn)

=> ((x^-3y^9)/(x^15y^24))

Rule: a^m/ a^n = a^(m-n)

=> x^(-3-15) y ^(9-24)

=> x^-18 y^-15

Rule: a^-m= 1/a^m

=> 1/ (x^18 y^15)