2, 11, 20, 29, 38To find the common difference:d = 4th term - 3rd termd = 29 - 20d = 9To find the 2nd term:An = A1 + (n - 1)dA2 = 2 + (2 - 1)9A2 = 2 + (1)9A2 = 2 + 9A2 = 11To find the 5th term:An = A1 + (n - 1)dA5 = 2 + (5 - 1)9A5 = 2 + (4)9A5 = 2 + 36A5 = 38