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`.

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

Find the equation of the circle passing through the points (4,1) and (6,5) and whose centre is on the line 4x + y = 16 .

Find the equation of the line passing through the point (-1,1) and (2,4).

Find the equation of the circle which passes through points (2,-2) and (3,4) and whose centre lies on the line x + y = 2.

Find the equation of the circle, which passes through the points (2, - 3) and (3, - 2) and has its centre on the line 2x-3y = 8.

Find the equation of the plane passing through the points (0,-1,1),(4,5,1) and (3,9,4)

Find the equation of the circle which touches the coordinate axes and whose centre lies on the line x-2y=3.

Find the equation of the circle passing through the point (2,4) and has its centre at the intersection of x-y =4. and 2x +3y=-7.

Find the equation of the plane passing through the points (2, 1, 0) and (3, 2, 2) and parallel to the line (x-4)/3=(y-1)/-2=(z-1)/1 .