CircleHard
Question
The locus of the mid points of the chords of the circle x2 + y2 - ax - by = 0 which subtend a right angle at
is -
Options
A.ax + by = 0
B.ax + by = a2 + b2
C.x2 + y2 - ax - by +
= 0
D.x2 + y2 - ax - by -
= 0
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