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Quandaries & Queries
Q & Q
2 items are filed under this topic.
Why are perpendicular lines called normal lines?
Answered by Chris Fisher.
From Nicholas Lawton:
Show that an equation of the normal to the curve with parametric equations x=ct y=c/t t not equal to 0, at the point (cp, c/p) is :
Answered by Harley Weston.
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