SOLUTION: Determine which two equations represent perpendicular lines.
(a) y = 2x – 9 (b) y = 1/2 x + 9
(c) y = – 1/2 x + 9
(d) y = 1/2 x – 9
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Question 92284: Determine which two equations represent perpendicular lines.
(a) y = 2x – 9 (b) y = 1/2 x + 9
(c) y = – 1/2 x + 9
(d) y = 1/2 x – 9
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
A & C ARE PERPENDICULAR BECAUSE THEIR SLOPES (2 & -1/2 ) ARE NEGATIVE RECIPRICALS OF EACH OTHER.
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