Answer:
(4x^3)^3
Step-by-step explanation:
64x^9
divide each exponent by 3 to get a cube
((64^-3)x^3)^3
simplify
(4x^3)^3
Her brother is 28 bc u add on 3 years to Mary so 14 and times that by 2 to get 28
You can take any even number divisible by three and then double it for the denominator