Algebra-1

Question Analysis
This question tests the student's understanding of the concept that the product of the slopes of two perpendicular lines is .

Key Concept Explanation
Perpendicular lines are lines that intersect at a right angle (90 degrees), and the product of their slopes is . If the slope of one line is , then the slope of a line perpendicular to it is .

Step-by-step Solution
1. Identify the slope of the given line

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