If the function is , then the expression of the function after reflection about the x-axis is .
Answer & Analysis
Analysis
Question Analysis
This question tests the student's understanding of reflecting a linear function about the x-axis. The original function is given, and the student must apply the rule for x-axis reflection, which is .
Key Concept Explanation
Reflection about the x-axis changes the sign of the function value.
Step-by-step Solution
1. Identify the original function:
2. Apply the x-axis reflection rule:
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