Find the equation of a sphere which passes through `(1,0,0)(0,1,0)a n d(0,0,1),` and has radius as small as possible.

Find the equation of the circle which passes through (1, 0) and (0, 1) and has its radius as small as possible.

Find the equation of the sphere passing through (0,0,0),(1,0,0),(0,1,0) and (0,0,1)dot

Find the equation of the sphere passing through (0, 0, 0), (1, 0, 0) and (0, 0, 1).

Find the equation of the sphere which passes through (1,0,0),(0,1,0) and (0,0,1) and whose centre lies on the plane 3x-y+z=2.

Find the equation of the circle that passes through the points (1,0),(-1,0)a n d(0,1)dot

Find the equation of the circle which passes through the points (0,0), (0,1) and (2,3)

The equation of Plane which Passes through (1,1,0), (1,2,1) and (-2,-2,-1)

Find the equation of the circle which passes through the points (1,1), (0, -1) and (-2, 0)

Find the equation of the line passing through (0,a)and (b,0).

Find the equation of the line passing through: (0, 1) and (1, 2)