Q] (a) Let a = (2,2,1),5 = (6, 3, 2). Find (i) a - E, (ii) the angle formed by a and b, and (iii) the projection of (i in 5 direction. (6 Marks) (13) Find the equation of the line passing through point P(1, 2, 3) and parallel to vector ii = (2, 2, 1). (5 Marks) (e) mi = 5r2+ t} :31? and = sinti cos e}. Find (0%(213 79') and (ii) (I - Em x B)