Algebra-2

Question Analysis
This problem tests the understanding of the properties of rational exponents, specifically the multiplication of powers with the same base and the concept of negative exponents.

Key Concept Explanation
The key concepts used here are:
Multiplication of Powers with the Same Base:
Negative Exponent:

Step-by-step Solution
1. Simplify the expression inside the parentheses:

Click "Show Answer" to reveal the answer and analysis