Find the equation of the set of points which are equidistant from the points (1, 2, 3) and (3, 2, - 1).

Find the locus of a point, which is equidistant from the points (-1, 2, 3) and (3, 2, 1).

Find the equation of the set of all points equidistant from the point (4, 2) and the x-axis.

Find the locus of a point which is equidistant from the points (3,2,1) and (-1,2,3).

Find the equation of the set of points P such that its distances from the points A (3, 4, - 5) and B (- 2, 1, 4) are equal.

Find the locus of a point which is equidistant from both axis.

Find the points on x-axis which is equidistant from the points (7, 6) and (- 3, 4).

Find the point on x-axis which is equidistant from the point (1,3,2) and (5,5,2).

Find the point on the Y-axis, which is equidistant from the points (3, 1, 2) and (5, 5, 2).

Find the point which is equidistant from the points (1,0,0), (0,2,0),(0,0,3) and (0,0,0).