Equation of a circle passing through 3 points

Find the equation of a circle passing through the point ( 7,3) having radius 3 units and whose centre lies on the line y = x -1 .

Find the equation of the circle passing through points (2, -6), (6, 4) and (-3, 1)

The differential equation of circles passing through the points of intersection of unit circle with centre at the origin and the line bisecting the first quadrant,is

The equation of any circle passing through the points of intersection of the circle S=0 and the line L=0 is

Find the equation of the circle passing through the points (3,4) .( 3,2) ,(1,4).

Find the standard equation of the circle passing through the points P(3, 8) , Q(9 ,6) and R(13, -2) .

Find the equation of the circle passing through the points (2,3) , (-2,5) and (0,1)

Find the equation of the circle passing through the points (2," "3) and (-1," "1) and whose centre is on the line x" "-" "3y" "-" "11" "=" "0 .