Question: Exercise 1.5.2: Using the laws of logic to prove logical equivalence. Use the laws of propositional logic to prove the following: (g) (p q r)

Exercise 1.5.2: Using the laws of logic to prove logical equivalence.

Use the laws of propositional logic to prove the following:

(g)

(p q r) (p q r) p r

(h)

p (p r) p r

(i)

(p q) r (p r) q

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