Algebra-1

Question Analysis
This question tests the student's ability to recognize the difference between linear and nonlinear relationships by analyzing the given equation and its graph.

Key Concept Explanation
Linear relationships are characterized by equations of the form , where and are constants, and the graph is a straight line. Nonlinear relationships cannot be expressed in this form and their graphs are not straight lines.

Step-by-step Solution
1. Examine the given equation:

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