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Question 7 5 pts Consider S = {7\" - 3'" l n, m E Z}under the usual addition and the usual multiplication. What eld axioms do not hold in 5'? Choose all that apply. C] existence of additive identity. C] commutativity of multiplication. C] existence of additive inverse. C] existence of multiplicative identity. C] existence of multiplicative inverse. D Question 8 5 pts Let P(n) denote a statement about a natural n. If 13(3) is true, and for any 19 E N, P(k) implies P(2k), then we can conclude that P(n)is TRUE for O 3, 6, 8, 12, 14 O 3,6,12,24,48 O 3, 6, 8, 10, 12 O 3, 6, 12, 18, 20