Algebra-2

Question Analysis
This problem assesses the understanding of the domain of a rational function by identifying values that make the denominator zero, even if the numerator can be factored.

Key Concept Explanation
The domain of a rational function excludes values that make the denominator zero. For the function , the denominator is . Setting the denominator to zero and solving for gives the excluded value.

Step-by-step Solution
1. Set the denominator equal to zero:

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