Answer:
3⁴
Explanation:
Expressing in the simplest radical form means simplifying a radical so that there are no more square roots, cube roots, fourth roots etc.
It further means removing radicals in the denominator of a fraction.
Given

this can be written as
![(\sqrt[3]{27} )^(4)](https://img.qammunity.org/2022/formulas/mathematics/high-school/ufc9vouk0z7kldmmbpjwe4fzj5w23v1sq9.png)
This is simplified as;
(3)⁴