Answer:
[tex]2x^\frac{5}{3} - 4y^\frac{3}{4}[/tex]
Step-by-step explanation:
Given equation:
[tex]\sqrt[3]{8x^5} - \sqrt[4]{256y^3}[/tex]
([tex](8x^5)^\frac{1}{3} - (256y^3)^\frac{1}{4} \\ (8^\frac{1}{3} . x^\frac{5}{3} ) - (256^\frac{1}{4}. y^\frac{3}{4})\\ 2x^\frac{5}{3} - 4y^\frac{3}{4}[/tex] !