Hello Akshay
Check the table in this question https://www.teachoo.com/2794/637/Ex-12.1--3---Name-the-octants-in-which-the-points-lie/category/Ex-12.1/
If all x, y, z are positive, point is in 1st octant
If x is -ve, y, z is positive, point is in 2nd octant
If x, y is -ve, z is positive, point is in 3rd octant
and so on.
Written on Nov. 12, 2017, 11:16 p.m.