Question: Prove that if a + b 15 then either a 8 or b 8, where a and b are integers.

Prove that if a + b ≥ 15 then either a ≥ 8 or b ≥ 8, where a and b are integers.

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Let p q and r be the statements p ab15 q a8 r b8 Then the negations of these statements are p ab ... View full answer

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