Find unit vector in direction of friction force acting on block
`vecv_p=7hati-2hatj, vecv_B=3hati+hatj`

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

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

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

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

Find a unit vector in the direction of vector vecA=(hati-2hatj+hatk)

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 the vector veca=hati+hatj+2hatk .

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 a unit vector perpendicular to both vectors vecA=3hati+4hatj and vecB=-3hati+7hatj .