Discrete Mathematics and Its Applications, Seventh Edition

Published by McGraw-Hill Education
ISBN 10: 0073383090
ISBN 13: 978-0-07338-309-5

Chapter 1 - Section 1.2 - Applications of Propositional Logic - Exercises - Page 23: 18

Answer

Options: Jasmine and Kanti attend only Jasmine attends the hostess does not invite anyone over

Work Step by Step

The question: who to invite? Options are Jasmine, Samir, and Kanti. J S K T T T - Jasmine is unhappy because Samir is there T T F - J unhappy because S is there T F T - this scenario works without drama T F F - this scenario also works F T T - this is not a possibility; K will attend only if J does F T F - this is not a possibility; S will attend only if K does F F F - the hostess has a great time on her own! This is the null option.
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