A is a vector with magnitude A, then the unit vector  in the direction of A is

vec(A) is a vector with magnitude A, then the unit vector hat(A) in the direction vec(A) is

vec(A) is a vector with magnitude A, then the unit vector hat(A) in the direction vec(A) is

vec(A) is a vector with magnitude A, then the unit vector hat(A) in the direction vec(A) is

Find a vector which is of magnitude 10 units in the direction of the above vector.

Find the magnitude of the vector vec(A)=hati-2hatj+3hatk .Also find the unit vector in the direction of vec(A) .

If the sum of two unit vectors is also a vector of unit magnitude, the magnitude of the difference of the two unit vectors is