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If the ratio of the lengths of tangents ...

If the ratio of the lengths of tangents drawn from the point `(f,g)` to the given circle `x^2+y^2=6` and `x^2+y^2+3x+3y=0` be `2:1`, then

A

`f^2+g^2+2g+2f+2=0`

B

`f^2+g^2+4g+4f+4=0`

C

`f^2+g^2+4g+4f+2=0`

D

`f^2+g^2+4g+2f+4=0`

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