Please help I’m really stuck

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asked Feb 2, 2021 163k views

1 Answer

Carpat · Answer 1 · 2021-02-06T18:06:07+0000

They are perpendicular if you put points (2,1) and (7,4) into x1 y1 you will find the slope of u which is 3/5. 3/5 is the opposite reciprocal of -5/3 proving that the lines are perpendicular! Enjoy

Please help I’m really stuck

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