Find a vector in the direction of vector 
which has magnitude 8 units.
Let 
The vector in the direction of 
having unit magnitude is 
.
So, The vector in the direction of 
having magnitude 8 units =
.
19
Find a vector in the direction of vector which has magnitude 8 units.
Let
The vector in the direction of having unit magnitude is .
So, The vector in the direction of having magnitude 8 units =.