Which of the following pairs of lines are perpendicular? y=3x-4 and y=-1/2 x-5 y=1/2 and y=2x-1 y=x and y=-x Please help with this. 60 points for this!

Which of the following pairs of lines are perpendicular? y=3x-4 and y=-1/2 x-5 y=1/2 and y=2x-1 y=x and y=-x Please help with this. 60 points for this!

asked Jan 10, 2021 25.1k views

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