22. Determine the unit vector perpendicular to the plane A = 2i - 6j - 3k and B = 4i + 3j - k. Scalars and Vectors problem no 22. Sindh Textbook Board (stb) problems

22. Determine the unit vector perpendicular to the plane A = 2i - 6j - 3k and B = 4i + 3j - k