Algebra-1

Question Analysis
This question tests the understanding of evaluating a piecewise function at a specific point, specifically at the boundary where the function changes definition.

Key Concept Explanation
For a piecewise function, the value at a boundary point is determined by the expression that includes the boundary in its interval.

Step-by-step Solution
1. Identify the interval for . Since is included in the interval , we use the expression .
2. Substitute

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