Answer
See the step by step
Work Step by Step
∀x(P(x) → (Q(x) ∧ S(x))) (Premise)
∀x(P(x) ∧ R(x)) (Premise)
∀x(R(x) ∧ S(x)) (From 1 and 2, using Universal Modus Ponens)
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 1 - Section 1.6 - Rules of Inference - Exercises - Page 80: 27
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