CircleHard
Question
If a circle passes through the point (1, 2) and cuts the circle x2 + y2 = 4 orthogonally, then the equation of the locus of its centre is -
Options
A.x2 + y2 − 2x − 6y − 7 = 0
B.x2 + y2 − 3x − 8y + 1 = 0
C.2x + 4y − 9 = 0
D.2x + 4y − 1 = 0
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