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[" 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-45y=0],[" (C) "36(x^(2)+y^(2))-20x+45y=0," (D) "36(x^(2)+y^(2))+20x-45y=0]]

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The locus of the middle 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)=9is

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)-36+45y=0 (B) 20(x^2+y^2)+36-45y=0 (C) 20(x^2+y^2)-20x+45y=0 (D) 20(x^2+y^2)+20x-45y=0

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-45y=0 (C) 20(x^2+y^2)-20x+45y=0 (D) 20(x^2+y^2)+20x-45y=0

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-45y=0 (C) 20(x^2+y^2)-20x+45y=0 (D) 20(x^2+y^2)+20x-45y=0

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