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If PSQ is a focal chord of the ell...

If PSQ is a focal chord of the ellipse `(x^(2))/(a^(2))+(y^(2))/(b^(2))=1` agtb then harmonic mean of SP and SQ is

A

`b^2/a`

B

`a^2/b`

C

`2b^2/a`

D

`2a^2/b`

Text Solution

Verified by Experts

The correct Answer is:
A
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