Algebra-2

Question Analysis
This question tests the student's understanding of the second derivative test for identifying relative extrema. The key concept is that a relative minimum occurs when the second derivative is positive at a critical point.

Key Concept Explanation
The second derivative test states that if the second derivative of a function at a critical point is positive, then the function has a relative minimum at that point.

Step-by-step Solution
1. Recall the second derivative test: If

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