Find the unit vector in the direction of the sum of vectors , `veca=2hati+2hatj-5hatkandvecb=2hati+hatj+3hatk`.

Find the unit vector in the direction of the vector = veca= hati+hatj+ 2hatk

Find the unit vector in the direction of thd sum of the vectors 2hati+2hatj+5hatk" and "2hati+hatj-3hatk .

Find the projection of the vector veca=2hati+3hatj+2hatk and vecb=hati-hatj+hatk

Find a unit vector in the direction of the resultant of the vectors (hati+2hatj+3hatk),(-hati+2hatj+hatk) and (3hati+hatj) .

Find unit vector in the direction of vector hati+hatj+2hatk

Find a vector of magnitude 5 units and parallel to the resultant of the vectors veca=2hati+3hatj-hatkandvecb=hati-2hatj+hatk .

Find the magnitude of vector vecA=2hati-3hatj+4hatk

Find the projection of the vector veca=hati-hatj+3hatk " on the vector "vecb=2hati+3hatj+2hatk .