Question

Circles are drawn on chords of the rectangular hyperbola $xy=a^2$ parallel to the line y = x as diameters. All such circles pass through two fixed points whose co-ordinates are

• A. $(c,c)$
• B. $(c,-c)$
• C. $(-c,c)$
• D. $(-c,-c)$

Answer 1

Answer: (A), (D)

The correct options are
A $(c,c)$
D $(-c,-c)$