2. By building tables check which statements are tautologies. a) (p ^ q) => (q v p) b) p => - p c) (p => q) => (q => p)

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.1: Sets
Problem 40E: 40. Prove or disprove that .
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2. By building tables check which statements are
tautologies.
a) (p ^ q) => (q v p)
b) p => - p
c) (p => q) => (q => p)
d) (p => q) => (~p=> - q)
e) (p => q) => (~q => - p)
Transcribed Image Text:2. By building tables check which statements are tautologies. a) (p ^ q) => (q v p) b) p => - p c) (p => q) => (q => p) d) (p => q) => (~p=> - q) e) (p => q) => (~q => - p)
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