Find the unit vector in the direction of the resultant of vectgors `hati+2hatj+hat3k, -hati+2hatj+hatk and 3hati+hatj`

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

Fina a unit vector in the direaction of the resultant of the vectors hati - hatj + 3hatk, 2 hati + hatj- 2 hatk and hati + 2 hatj- 2 hatk.

Find the unit vector in the direction of 2hati+3hatj+hatk .\

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

The unit vector parallel to the resultant of the vectors 2hati+3hatj-hatk and 4hati-3hatj+2hatk is

Find the scalar triple product of vectors hati+2hatj+3hatk, -hati-hatj+hatk and hati+hatj+hatk .

Find a unit vector in the diection of the vector. (i) (3hati + 4hatj - 5hatk) , (ii) (3hati - 2hatj + 6hatk) (iii) (hati + hatk) , (iv) (2hati + hatj + 2hatk)

Find the unit vector parallel to the resultant vector of 2hati+4hatj-5hatk and hati+2hatj+3hatk .

Find the scalar triple product vectors hati+2hatj+3hatk, hati-hatj+hatk and hati+hatj+hatk .

The unit vector parallel to the resultant vector of 2hati+4hatj-5hatk and hati+2hatj+3hatk is