Let the volume of a parallelopiped whose coterminous edges are given by u = i + j + k , v = i + j +3 k and w...

Question

Let the volume of a parallelopiped whose coterminous edges are given by u = i + j + k , v = i + j +3 k and w =2 i + j + k be 1 cu. unit. If be the angle between the edges u and w , then can be -

Accepted Answer

(A)

JEE Main 2020 Mathematics question

Solution