Question 4 Which of the possible answers is logically equivalent to the expression below? ((-((P → P) → (¬Q))) ^ (¬Q)) O ((-R) A ((P v (-(¬R))) A Q)) none of these options ((-R) A (((-(PAR)) V (-(-Q))))). (((RA(-P)) A (P V (-P))) ^ (-Q)) O()()) ^ ((-P)^ (Q^ R)))

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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please send correct answer Q4

Question 4
Which of the possible answers is logically equivalent to the expression below?
((-((P → P) → (¬Q))) ^ (¬Q))
((-R) A ((PV (-(¬R))) A Q))
none of these options
((-R) A (((-(P AR)) V (-(-Q))).
(((RA(-P)) A (P v (-P))) ^ (-Q))
O(-(-Q)) ^ ((-P) ^ (Q^ R)))
Transcribed Image Text:Question 4 Which of the possible answers is logically equivalent to the expression below? ((-((P → P) → (¬Q))) ^ (¬Q)) ((-R) A ((PV (-(¬R))) A Q)) none of these options ((-R) A (((-(P AR)) V (-(-Q))). (((RA(-P)) A (P v (-P))) ^ (-Q)) O(-(-Q)) ^ ((-P) ^ (Q^ R)))
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