The locus of the point which is such that the lengths of the tangents from it to the circles `x^(2)+y^(2)=a^(2) and x^(2)+y^(2)=b^(2)` are inversely as their radii is

Find the locus of a point which is such that the length of tangents from it to two concencencentric circles x^(2)+y^(2)=a^(2) and x^(2)+y^(2)=b^(2) vary inversely as their radii.

The locus of the point, the lengths of the tangents from which to the circles x^(2)+y^(2)-4=0, x^(2)+y^(2)-2x-4=0 are equals tis

A point P moves such that the lengths of the tangents from it to the circles and x^(2)+y^(2)=b^(2) are inversely proportional to their radii.The locus of P is a circle of radiuss

The locus of the point from which the length of the tangent to the circle x^(2)+y^(2)-2x-4y+4=0 is 3 units is

The locus of the point from which the length of the tangent to the circle x^(2)+y^(2)-2x-4y+4=0 is 3 units is

The locus of the point from which the length of the tangent to the circle x^(2)+y^(2)-2x-4y+4=0 is 3 units is

The locus of the point the lengths of the tangents from which to the circles x^(2)+y^(2)-2x-4y-4=0, x^(2)+y^(2)-10x+25=0 are in the ratio 2:1 is

Find the locus of a point which moves so that the ratio of the lengths of the tangents to the circles x^(2)+y^(2)+4x+3=0 and x^(2)+y^(2)-6x+5=0 is 2:3

The length of tangent from the point (2,-3) to the circle 2x^(2)+2y^(2)=1 is