The adjacent sides of a parallelogram are `2i+4j-5k` and `i+2j+3k` then the unit vector parallel to diagonal is/are

The unit vectors parallel to i-3j-5k is

The two adjacent sides of a parallelogram are 2hat i-4hat j+5hat k and hat i-2hat j-3hat k Find the unit vector parallel to its diagonal. Also,find its area.

The two adjacent sides of a parallelogram are 2hat i-4hat j+5hat k and hat i-2hat j-3hat k. Find the unit vector parallel to one of its diagonals.Also, find its area.

The adjacent sides of a parallelogram are 2bar(i)+4bar(j)-5bar(k) and bar(i)+2bar(j)+3bar(k) then the unit vector parallel to a diagonal is

The sides of a parallelogram are 2hat i+4hat j-5hat k and hat i+2hat j+3hat k .The unit vector parallel to one of the diagonals is a.(1)/(7)(3hat i+6hat j-2hat k) b.(1)/(7)(3hat i-6hat j-2hat k) c.(1)/(sqrt(69))(hat i+6hat j+8hat k) d.(1)/(sqrt(69))(-hat i-2hat j+8hat k)

The two adjacent sides of a parallelogram are 2hat i-4hat j-5hat k and 2hat i+2hat j+3hat k. Find the two unit vectors parallel to its diagonals.Using the diagonal vectors,find the area of the parallelogram.

If the diagonals of a parallelogram are 3i+j-2k and i-3j+4k then its area is.

If the adjacent sides of a parallelogram are vec i+2vec j+3vec k and -3vec i-2vec j+vec k then the area of the parallelogram is

If vec(a)=2hat(i)-3hat(j)+4hat(k) and vec(b)=5hat(i)+hat(j)-hat(k) represent sides of parallelogram, then find both diagonals and a unit vector perpendicular to both diagonals of parallelogram.

The vectors AB=3hat i-2hat j+2hat k and vec BC=-hat i+2hat k are the adjacent sides of a parallelogram ABCD then the angle between the diagonals is