Find the octant in which the poits (-3,1,2) and (-3,1,-2) lie

Name the octants in which the following points lie (4,2,-5)

Name the octants in which the following points lie (1,2,3),(4,-2,3),(4,-2,-5),(4,2,-5),(-4,2,-5),(-4,2,5),(-3,-1,6) (-2,-4,-7)

Name the octants in which the following points lie:(i)(3,4,5)

Name the octants in which the following points lie:(iv)(-5,-7,-9)

Find the area of a triangle having the points A(1,1,1)B(1,2,3) and C(2,3,1) as its vertices.

Name the octants in which the following points lie:(iii)(-2,3,7)

Name the octants in which the following points lie:(ii)(5,2,-1)

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