QB7. Simplify (x^3/y^4)^3
(x^3 / y^4)^3 = (x^3)^3 / (y^4)^3 = x^? / y^?
To find what the ? marks should be, use this rule: when simplifying a power to a power, multiply the posers together.
For instance, if you had (x^6)^7 = x^42 (multiply the exponents together).