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Let A(4,3) and B(6,4) be two points, fin...

Let A(4,3) and B(6,4) be two points, find the slope of a line perpendicular to AB.

Text Solution

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Let m be the slope of AB. Then `m=(4-3)/(6-4)=1/2`
Now, the slopw of a line perpendicular to AB is `(-1)/(m)=-2`
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