The locus of the foot of the perpendicular drawn from the origin to any chord of the circle `x^(2)+y^(2)+2gx+2fy+c=0` which substents a right angle at the origin is

Let S-=x^2+y^2+2gx+2f y+c= be a given circle. Find the locus of the foot of the perpendicular drawn from the origin upon any chord of S which subtends a right angle at the origin.

All the chords of the curve 2x^(2) + 3y^(2) - 5x =0 which subtend a right angle at the origin are concurrent at :

Find the locus of the feet of the perpendiculars drawn from the point (b, 0) on tangents to the circle x^(2) + y^(2) =a^(2)

the locus of the foot of perpendicular drawn from the centre of the ellipse x^2+3y^2=6 on any point:

Find the coordinates of the foot of the perpendicular drawn from the origin to the plane 2x-3y+4z-6=0.

The locus of the foot of the perpendicular from the foci an any tangent to the ellipse x^(2)/a^(2) + y^(2)/b^(2) = 1 , is

The locus of the foot of prependicular drawn from the center of the ellipse x^(2)+3y^(2)=6 on any tangent to it is

Find the locus of the midpoint of the chords of the circle x^2+y^2=a^2 which subtend a right angle at the point (c ,0)dot

Locus of midpoint of chord of circle x^(2)+y^(2)=1 which subtend right angle at (2,-1) is

The locus of the foot of the perpendicular from the centre of the ellipse x^2 +3y^2 =3 on any tangent to it is