The centres of a set of circles,each of radius 6 ,lie on the circle `x^(2)+y^(2)=100` .The locus of any point in the set is

The centres of a set of circles,each of radius 3, lie on the circle x^(2)+y^(2)+25. The locus of any point in the set is:

The centers of a set of circles,each of radius 3, lie on the circle x^(2)+y^(2)=25. The locus of any point in the set is 4 =25(d)3<=x^(2)+y^(2)<=9

Find the equations of the circles with radius 15 and touch the circle x^(2)+y^(2)=100 athe point P(6,-8)

The locus of the centres of the circles, which touch the circle, x^(2)+y^(2)=1 externally, also touch the Y-axis and lie in the first quadrant, is

Locus of centre of a circle of radius 2, which rolls on the outside of circle x^(2)+y^(2)+3x-6y-9=0 is

The locus of the centres of the circles which touch the circle x^(2)+y^(2)=1 externally also touch the y -axis and lie in the first quadrant,is

Find the centre and radius of the circle x^(2) + y^(2) + 6x -10y -2 =0

Find the centre and radius of the circle 3x^(2) 3y^(2) - 6x +9y - 8 =0 .