Simplify the expression to its simplest form. The answer is .
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to apply the rules of exponents when dealing with fractions and negative exponents.
Key Concept Explanation
When dividing powers with the same base, subtract the exponents. For negative exponents, take the reciprocal of the base raised to the positive exponent.
Step-by-step Solution
1. Apply the rule for negative exponents:
2. Simplify the fraction:
3. Calculate the powers:
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