Question: Using Direct Proofs Problem 4 Prove that If x is an odd integer, then r2 3z 1 is odd Problem 4 Prove that If x

Using Direct Proofs

Problem 4 Prove that If x is an odd integer, then x2

Problem 4 Prove that If x is an odd integer, then r2 3z 1 is odd

Problem 4 Prove that If x is an odd integer, then x2 + 1 is odd.

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