Question: Can someone please help me with below question.Thank you Consider the set S = m 2n-1 : m, n E Z > equipped with the

Can someone please help me with below question.Thank you

Can someone please help me with below
Consider the set S = m 2n-1 : m, n E Z > equipped with the usual addition and multiplication. (a) Does S contain an additive identity? (b) Does S contain a multiplicative identity? (b) Show that - is not in S. 4 (d) Is S a field under the above operations? Justify your answers

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