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September 23, 2014

September 23, 2014

Posted by **Alone3030** on Wednesday, February 1, 2012 at 12:37pm.

- Math -
**Steve**, Wednesday, February 1, 2012 at 5:30pmThe slope of PQ is (2+1)/(-4-2) = 3/-6 = -1/2

The slope of any line perpendicular to PQ will thus be 3.

Now you have a point and a slope. The line perpendicular to PQ and passing through M is

(y-3)/(x-5) = 3

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