The points P and Q have coordinates (-1, 6) and (9, 0) respectively.
1 answer:
Answer:

Step-by-step explanation:
Given


Required
The equation of l
First, calculate the slope (m) of PQ




Since l is perpendicular to PQ, the slope of l is:



Next, calculate the midpoint of PQ




The equation of l is:


Multiply through by 3

Open bracket


Rewrite as:

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