Question

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)

Answer 1

Point (1, 2, 3) lies in Ist Octant.

Point (4, -2, 3) lies in IVth Octant.

Point (4, -2, -5) lies in VIIIth Octant.

Point (4, 2, -5) lies in Vth Octant.

Point (-4, 2, -5) lies in VIth Octant.

Point (-4, 2, 5) lies in IInd Octant.

Point (-3, -1, 6) lies in IIIrd Octant.

Point (2, -4, -7) lies in VIIIth Octant.