Algebra-2

Question Analysis
This question tests the understanding of how to write an absolute value function given its vertex and direction of opening. Students need to recognize the standard form and apply the given information correctly.

Key Concept Explanation
The general form of an absolute value function is , where is the vertex. If the graph opens upward and there is no stretch or compression, .

Step-by-step Solution
1. Identify the vertex:
2. Determine the value of

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