Thinking Mathematically (6th Edition)

by Blitzer, Robert F.

Published by Pearson

ISBN 10: 0321867327

ISBN 13: 978-0-32186-732-2

Chapter 3 - Logic - 3.2 Compound Statements and Connectives - Exercise Set 3.2 - Page 133: 47

Answer

It is not July 4th if and only if we are having a barbecue

Work Step by Step

The symbols mean that: not $q$, if and only if $r$, thus a statement is: It is not July 4th if and only if we are having a barbecue.

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