Let A1,A2 be two bases for R3 and Bl, B2 be two bases for R2 . A1 = {[1,1,1]T ,[1,1,O]T ,[1,O,0]:r } D: M II {[2, 1, 3]T , [1, D, 2]? , [0, 1, D]T }, B1 = {[0,1]1" [1'2]T } . 15'2 = {[1,1]T ,[2, 1]T } Find transformation matrices from A1 to A2 and from 31 to 32