Algebra-2

Question Analysis
This question evaluates the skill of writing an absolute value function with a given vertex, direction of opening, and vertical compression.

Key Concept Explanation
In the general form , the value of dictates both the direction of opening and the vertical stretch or compression.

Step-by-step Solution
1. Identify the vertex: .
2. Determine : The graph opens upward and is compressed by a factor of , so .
3. Substitute ,