1.

Which of the following is FALSE?Read ^ as And, v as OR, ~as NOT, →as one way implication and ↔ as two way implication?

A. ((~x →y)^ ( ~x ^ ~y))→y
B. ((x → y)^ x) →y
C. ((x v y) ↔( ~x v ~y))
D. (x → ( x v y))
Answer» D. (x → ( x v y))


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