Question: 2. Prove that if k is an integer and 2k2 +3k+ 5 is even, then n is odd using a. proof by contraposition b. proof

2. Prove that if k is an integer and 2k2 +3k+

2. Prove that if k is an integer and 2k2 +3k+ 5 is even, then n is odd using a. proof by contraposition b. proof by contradiction.[6] 2. Prove that if k is an integer and 2k2 +3k+ 5 is even, then n is odd using a. proof by contraposition b. proof by contradiction.[6]

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