Algebra-1

Question Analysis
This question tests the student's ability to simplify an expression involving negative exponents by applying the rules of exponents.

Key Concept Explanation
The key concept here is the rule for multiplying powers with the same base: . Additionally, the student needs to understand that a negative exponent can be rewritten as a positive exponent in the denominator.

Step-by-step Solution
1. Apply the exponent rule for multiplication:

Click "Show Answer" to reveal the answer and analysis