Question

If O is the origin and OP, OQ are distinct tangents to the circle x² + y² + 2gx + 2fy + c = 0 then circumcentre of the triangle OPQ is

• A. –g, –f
• B. (g, f)
• C. (–f, –g)
• D. None of these

Answer 1

Answer: (D)

None of these

Answer 2

= $\left( \frac{- g}{2},\frac{- f}{2} \right)$