The two adjacent sides of a paralelgogram are `2hati-4hatj+5hatk and hati-2hatj-3hatk.` Find the unit vector parallel to its diagonal.

The two adjacent sides of a parallelogram are 2hati+3hatj-5hatk and hati+2hatj+3hatk . Find the uit vectors along the diagonal of te parallelogram.

The sides of a parallelogram are 2hati +4hatj -5hatk and hati + 2hatj +3hatk . The unit vector parallel to one of the diagonals is

The sides of a parallelogram are 2 hati + 4 hatj -5 hatk and hati + 2 hatj + 3 hatk , then the unit vector parallel to one of the diagonals is

The sides of a parallelogram are 2hati+4hat-5hatk and hati+2hatj+3hatk . The unit vector parallel to one of the diagonal is (A) 1/sqrt(69)(hati+2hatj-8hatk) (B) 1/sqrt(69)(-hati+2hatj+8hatk) (C) 1/sqrt(69)(-hati-2hatj-8hatk) (D) 1/sqrt(69)(hati+2hatj+8hatk)

Vectors along the adjacent sides of parallelogram are veca = hati +2hatj +hatk and vecb = 2hati + 4hatj +hatk . Find the length of the longer diagonal of the parallelogram.

If vectors A and B be respectively equal to 3hati - 4hatj + 5hatk and 2hati + 3hatj - 4hatk. Find the unit vector parallel t A + B

If vecA= 6hati- 6hatj+5hatk and vecB= hati+ 2hatj-hatk , then find a unit vector parallel to the resultant of vecaA & vecB .

If the diagonals of a parallelogram are 3 hati + hatj -2hatk and hati - 3 hatj + 4 hatk, then the lengths of its sides are

If vectors vecA and vecB are 3hati-4hatj+5hatk and 2hati+3hatj-4hatk respectively. then find the unit vector parallel to vecA+vecB

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