Question: The vector v equals =a i plus +b j is perpendicular to the line axplus +byequals =c. Use this fact to find an equation of
The vector vequals
=aiplus
+bj is perpendicular to the line axplus
+byequals
=c. Use this fact to find an equation of the line through P perpendicular to v. Then draw a sketch of the line including v as a vector starting at the origin.
P(negative 1
1,negative 9
9) vequals
=negative 5
5iplus
+nothing
j
The equation of the line is
nothing
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