If a circle of radius R passes through the origin O and intersects the – McqOptions

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1.	If a circle of radius R passes through the origin O and intersects the coordinate axes at A and B, then the locus of the foot of perpendicular from O on AB is
A.	x2 + y2)2 = 4R2 x2y2
B.	(x2 + y2)3 = 4R2 x2y2
C.	(x2 + y2)(x + y) = R2xy
D.	(x2 + y2)2 = 4Rx2y2
Answer» C. (x2 + y2)(x + y) = R2xy

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