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The locus of the mid-point of the chord ...

The locus of the mid-point of the chord of contact of tangents drawn from points lying on the straight line `4x – 5y = 20` to the circle `x^(2) + y^(2) = 9` is

A

`20(x^(2) +y^(2))-36x +45y =0`

B

` 20 (x^(2)+y^(2) )+ 36x - 45 y =0`

C

`36(x^(2) +y^(2))- 20 y + 45y =0`

D

` 36( x^(2) +y^(2))+ 20x- 45y=0`

Text Solution

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The correct Answer is:
A
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