Find the equation of a circle passing through (1,1),(2,-1) and (3,2)

Find the equation of the line passing through (2,1,-2) and (5,3,4) and of the plane passing through (2,0,3) , (1,1,5) and (3,2,4) . Also find their point of intersection.

Find the equation(s) of circle passing through the points (1,1),(2,2) and whose radius is 1 unit

Find the equation of circle passing through the point (2,1), (1,2) and (8,9).

Find the equation of a line passing through the points (-1,1) and (2,-4)

Find the equation of the circle passing through the point (-2,1) and touching the line 3x-2y-6=0 at the point (4,3).

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

Find the equation of the circle passing through the point: (1,2),(3,-4) and (5,-6) .

Find the equation of the circle through the point (1,1),(2,-1),(3,-2) .

Find the equation of a line passing through the points (2,5) and (-3,1) .