Algebra-1

Question Analysis
This question evaluates the ability to determine the correct expression for a given value within a piecewise function and perform the necessary calculations.

Key Concept Explanation
To evaluate a piecewise function, first identify the interval in which the given value lies, then use the corresponding expression for that interval.

Step-by-step Solution
1. Identify the interval for : Since , use the first part of the function: .
2. Substitute into the expression:

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