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Show that the normal at any point theta ...

Show that the normal at any point `theta` to the curve `x = a cos theta + a theta sin theta, y = a sin theta - a theta cos theta` is at a constant distance from the origin.

A

2a unit from origin

B

a unit from origin

C

`(1)/(2)a` unit from origin

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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