If a If A 41 21 4k and B 41 2j ak are perpendicular to each

Last updated: 6/4/2023

If a If A 41 21 4k and B 41 2j ak are perpendicular to each other then find value of a If vector a 2b is perpendicular to vector 5 4b then find the angle between and b fA 21 2j k and B i 1 then b Find the projection of resultant vector of A and B on x a Find angle between A and B d the vector components of a 21 31 along the directions of 1