Algebra-2

Question Analysis
This question tests the student's understanding of the First Derivative Test and its application in identifying relative minima.

Key Concept Explanation
The First Derivative Test states that if the first derivative of a function changes from negative to positive at a critical point, then that point is a relative minimum.

Step-by-step Solution
1. The problem asks for the type of extremum when the first derivative changes from negative to positive at a critical po...