Simplify a rational expression using rules of exponents

The video tutorial guides viewers through simplifying a complex expression using properties of exponents. It covers negative exponents, multiplication and division rules, and the power rule. The instructor demonstrates step-by-step simplification, emphasizing the importance of understanding and applying these rules effectively.

Describe the process of using negative exponent rules to simplify an expression.

What is the final simplified form of the expression discussed in the text?

Why is it important to understand the rules of exponents when simplifying expressions?