Concept explainers
To verify the perpendicularity of given lines.
Answer to Problem 19PPS
The given lines are perpendicular.
Explanation of Solution
Given:
Equations of the lines are
Concept used:
Two lines are perpendicular if and only if the product of their slopes is
Calculation:
Let m1 and m2 be the slopes of the lines
Now comparing
Now,
Since the product of the slopes of given lines is
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