Question: Topic: Proofs (even (2k), odd(2k+1), r = a / b. etc.) Prove that if x + y 4, where x and y are real numbers,

Topic: Proofs (even (2k), odd(2k+1), r = a / b. etc.)

Prove that if x + y 4, where x and y are real numbers, then x 2 or y 2.

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