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What is the slope of a line perpendicular to the line with equation y = 4x + 5? -1/4 –4 4 –5
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What is the slope of a line perpendicular to the line with equation y = 4x + 5?

-1/4

–4


4

–5

User Seb Holzapfel
by
8.0k points

1 Answer

3 votes
Perpendicular lines always have a slope that has a changed sign and is divided by one, ex: 2 => -1/2. For a slope of 4, you would make it negative and divide 1 by 4, so 4 => -1/4, making your answer A.
User Kitze
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