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Let a, b, c, d be propositions. Assume that the equivalences a ↔ (b V-b) and b ↔ c hold. Then the truth value of the formula (a ∧ b) → (a ∧ c) ∨ d) is always
True
False
Same as the truth value of b
Same as the truth value of d
This question is part of this quiz :
Propositional and First Order Logic.,GATE-CS-2000,Propositional Logic PYQ Quiz GATE CS