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The angle between the tangents at any po...

The angle between the tangents at any point P and the line joining P to the orgin, where P is a point on the curve ln `(x^(2)+y^(2))=ktan^(1-)""(y)/(x),c` is a constant, is

A

independent of x

B

independent of y

C

independent of x but dependent on y

D

independent of y but dependent on x

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The correct Answer is:
A, B
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