1.

A line drawn through the point P(−1,2) meets the hyperbola xy=c2 at the points A and B. (points A and B lie on same side of P) and Q is a point on AB such that PA,PQ and PB are in H.P then locus of Q isA. x−2y=2c2B. 2x−y=2c2C. x+2y=2c2D. 2x−y+2c2=0

Answer»

A line drawn through the point P(1,2) meets the hyperbola xy=c2 at the points A and B. (points A and B lie on same side of P) and Q is a point on AB such that PA,PQ and PB are in H.P then locus of Q is

A. x2y=2c2

B. 2xy=2c2

C. x+2y=2c2

D. 2xy+2c2=0



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