Prove the statements. In each case use only the denitions of the terms and the
Chapter 4, Problem 4.31(choose chapter or problem)
Prove the statements. In each case use only the denitions of the terms and the Assumptions listed on page 110, not any previously established properties of odd and even integers. Follow the directions given in this section for writing proofs of universal statements. The difference of any even integer minus any odd integer is odd.
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