Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 1 - Section 1.1 - Sets, Statements, and Reasoning - Exercises - Page 10: 57

Answer

(a) True (b) True

Work Step by Step

P is a true statement while Q and R are false statements. Then ~R is a true statement (a) (P and Q) This is a false statement since Q is a false statement (P and Q) or ~R This is a true statement since ~R is a true statement (b) (P or Q) This is a true statement since P is a true statement (P or Q) and ~R This is a true statement since both (P or Q) is a true statement and ~R is a true statement
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