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Locus of a point from which perpendicula...

Locus of a point from which perpendicular tangents can be drawn to the circle `x^(2)+y^(2)=a^(2)` is

A

A circle passing through origin

B

A circle of radius 2a

C

A concentric circle of radius

D

None of these

Text Solution

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The correct Answer is:
C
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