Algebra-2

Question Analysis
This question tests the student's understanding of the definition of direct variation and the ability to identify the constant of variation from a given function.

Key Concept Explanation
In a direct variation, the relationship between two variables and can be expressed as , where is the constant of variation. The graph of this relationship is a straight line passing through the origin.

Step-by-step Solution
1. Identify the given function: .
2. Compare the given function with the standard form

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