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 - Page 159: 19

Answer

See the picture below.
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Work Step by Step

If (p↔q) is true, ~(p↔q) is false and vice versa. A biconditional statement is true only if both statements are true, or both statements are false.
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