Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 3 - Logic - 3.4 Truth Tables for the Conditional and the Biconditional - Exercise Set 3.4: 3


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Work Step by Step

An implication is false only if the first statement is false, and the second one is false. If (p→q) is true, ~(p→q) is false and vice versa.
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