Determine what rule of replacement was used: (~ Q v ~ R) ɔ (S ɔ ~ ~ T) .. - (Q · R) Ɔ (S ɔ ~ ~ T)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Question 15
Determine what rule of replacement was used:
(~ Q v ~ R) ɔ (S ɔ ~ ~ T)
.. - (Q · R) ɔ (S ɔ ~ ~ T)
A Material Implication
B
De Morgan's Theorem
c) Commutation
D Material Equivalence
Transcribed Image Text:Question 15 Determine what rule of replacement was used: (~ Q v ~ R) ɔ (S ɔ ~ ~ T) .. - (Q · R) ɔ (S ɔ ~ ~ T) A Material Implication B De Morgan's Theorem c) Commutation D Material Equivalence
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