Write a unit vector in the direction of 
where P and Q are the points (1, 3, 0) and (4, 5, 6) respectively.
P = (1,3,0)
Q = (4,5,6)
Tip – For any vector 
the unit vector is represented as 
1
Write a unit vector in the direction of where P and Q are the points (1, 3, 0) and (4, 5, 6) respectively.
P = (1,3,0)
Q = (4,5,6)
Tip – For any vector the unit vector is represented as