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May 5, 2015

Homework Help: Discrete Math

Posted by Math help on Thursday, February 21, 2008 at 11:07am.

1. Assume that n is a positive integer. Use the proof by contradiction method to prove:
If 7n + 4 is an even integer then n is an even integer.

2. Prove: n is an even integer iff 7n + 4 is an even integer. (Note this is an if and only if (iff) statement.

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