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if the square of the length of the tange...

if the square of the length of the tangents from point P to the circleS `x^(2)+y^(2)=a^(2), x^(2)+y^(2)=b^(2), x^(2)+y^(2)=c^(2)` are in A.P. Then `a^(2), b^(2), c^(2)` are is

A

`(AP)`

B

`(GP)`

C

`(HP)`

D

none of these

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The correct Answer is:
A
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