Let AB be the chord of contact of circle `x^(2)+y^(2)=5` w.r.t. the point (5,-5). Then find the locus of the orthocenter of the triangle PAB, where P is a variable point on the circle.

Let A B be chord of contact of the point (5,-5) w.r.t the circle x^2+y^2=5 . Then find the locus of the orthocentre of the triangle P A B , where P is any point moving on the circle.

Let A B be chord of contact of the point (5,-5) w.r.t the circle x^2+y^2=5 . Then find the locus of the orthocentre of the triangle P A B , where P is any point moving on the circle.

A variable chord of circle x^(2)+y^(2)+2gx+2fy+c=0 passes through the point P(x_(1),y_(1)) . Find the locus of the midpoint of the chord.

Let P be any moving point on the circle x^2+y^2-2x=1. A B be the chord of contact of this point w.r.t. the circle x^2+y^2-2x=0 . The locus of the circumcenter of triangle C A B(C being the center of the circle) is a. 2x^2+2y^2-4x+1=0 b. x^2+y^2-4x+2=0 c. x^2+y^2-4x+1=0 d. 2x^2+2y^2-4x+3=0

Let AB be a chord of the circle x^2+y^2=r^2 subtending a right angle at the center. Then the locus of the centroid of the Delta PAB as P moves on the circle is (1) A parabola (2) A circle (3) An ellipse (4) A pair of straight lines

The chord of contact of (3,-1) w.r.t the circle x^(2)+y^(2)+2x-4y+1=0 is

The chord of contact of (2,1) w.r.t to the circle x^(2)+y^(2)+4x+4y+1=0 is

A chord of the circle x^(2)+y^(2)=a^(2) cuts it at two points A and B such that angle AOB = pi //2 , where O is the centre of the circle. If there is a moving point P on this circle, then the locus of the orthocentre of DeltaPAB will be a

The locus of the point, whose chord of contact w.r.t the circle x^(2)+y^(2)=a^(2) makes an angle 2alpha at the centre of the circle is

The locus of the point, the chord of contact of which wrt the circle x^(2)+y^(2)=a^(2) subtends a right angle at the centre of the circle is