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Show that the normal at any point \( \theta \) to the curve \( x=a\cos\theta+a\theta\: \sin\theta\) and \( y=a\sin\theta-a\theta \cos\theta\) is at a constant distance from the origin.
cbse
class12
modelpaper
2012
sec-c
q24
math
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asked
Feb 3, 2013
by
thanvigandhi_1
edited
Jul 15, 2013
by
sreemathi.v
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