Q4 of 26 Page 12

Name the octants in which the points (5, 2, 3) and (-5, 4, 3) lie.

For (5, 2, 3)


In this case, since x, y and z all three are positive then octant will be “I”.


For (-5, 4, 3)


In this case, since x is negative, and y and z are positive then the octant will be “II”.


More from this chapter

All 26 →
2

Find the distance between the points P(1, -1, 0) and Q (2, 1, 2).

 3

A point is on the x-axis. What are its y coordinate and z-coordinates?

 5

Find the image of (-5, 0, 3) in the xz-plane.

 6

A cube of side 5 has one vertex at the point (1, 0, 1), and the three edges from this vertex are, respectively, parallel to the negative x and y-axes and positive z-axis. Find the coordinates of the other vertices of the cube.