The locus of the point of intersection of perpendicular  tangents to the circles `x^(2
Channel: Doubtnut
Date: 2020-05-24

The locus of the point of intersection of perpendicular  tangents to the circles `x^(2)+y^(2)=a^(2)` and  `x^(2)+y^(2)=b^(2)` , is