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OpenStudy (anonymous):
are these lines parallel perpendicular y=4x+5 and y=-1/4x+4
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OpenStudy (anonymous):
It looks like they are perpendicular. Perpendicular have -1/slope, while parallel line have the same slope. The +5 and +4 are just the y intercept and just tell us that it isn't the same line (in this case) By the way welcome to Open Study! Read up on code of conduct here: http://openstudy.com/code-of-conduct
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