Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Write each of the following three statements in symbolic form and determine which pairs are logically equivalent. Include truth tables and a few words of explanation.
If it walks like a duck and it talks like a duck, then it is a duck.
Either it does not walk like a duck or it does not talk like a duck, or it is a duck.
If it does not walk like a duck and it does not talk like a duck, then it is not a duck.
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