Algebra-1

Question Analysis
This question tests the ability to evaluate a step function for a given value of , focusing on identifying the correct interval and corresponding constant value.

Key Concept Explanation
A step function is defined by different constant values over specific intervals. To find the value of the function at a given point, determine which interval the point falls into and use the corresponding constant value.

Step-by-step Solution
1. Identify the value of :
2. Determine the interval that includes :