Q 1226534471.     Tangents are drawn from any point on the hyperbola `x^2/9−y^2/4=1` to the circle `x^2 + y^2 = 9`. Find the locus of the midpoint of the chord of contact

A

`x^2/3−y^2/2=((x^2+y^2)^2)/27`

B

`x^2/9−y^2/4=((x^2+y^2)^2)/81`

C

`x^2/4−y^2/9=((x^2+y^2)^2)/81`

D

`x^2/2−y^2/3=((x^2+y^2)^2)/27`

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