Algebra-1

Question Analysis
This question assesses the ability to evaluate a piecewise function at a specific value, emphasizing the importance of correctly identifying the interval and using the appropriate expression.

Key Concept Explanation
To evaluate a piecewise function, first determine which interval the given value falls into, then use the corresponding expression for that interval.

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