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The distance between the chords of conta...

The distance between the chords of contact of tangents to the circle `x^2 + y^2 + 2gx + 2fy + c = 0` from the origin and the point `(g, f)` is:

A

`sqrt(g^(2)+f^(2))`

B

`(sqrt(g^(2)+f^(2)-c))/(2)`

C

`(g^(2)+f^(2)-c)/(2sqrt(g^(2)+f^(2)))`

D

`(sqrt(g^(2)+f^(2)+c))/(2 sqrt(g^(2)+f^(2)))`

Text Solution

Verified by Experts

The correct Answer is:
C
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