Simplifying radicals simplify a 4th root radical expression

The video tutorial explains the relationship between roots and powers, focusing on the 4th root and its properties. It demonstrates how to represent numbers as powers of four and applies exponent rules to solve mathematical problems. The tutorial concludes with solving a specific problem using these concepts, emphasizing the cancellation of powers to simplify expressions.

What is the significance of canceling out the 4th power in the context of this problem?

How do you derive the final answer of 'two W B ^2' in this problem?