Algebra-1

Question Analysis
This question tests the student's ability to rationalize the denominator of a radical expression.

Key Concept Explanation
The key concept here is the process of rationalizing the denominator, which involves multiplying both the numerator and the denominator by the conjugate of the denominator to eliminate the radical in the denominator.

Step-by-step Solution
1. Multiply the numerator and the denominator by :

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