1.

Mark the correct answer in each of the following:Which of the following is a contradiction?(a) (p ∨ q) ⇔ (p ∧ q)(b) (p ∨ q) ⇒ (p ∧ q)(c) (p ⇒ q) ∨ (q ⇒ p)(d) (~q) ∧ (p ∧ q)

Answer» Mark the correct answer in each of the following:

Which of the following is a contradiction?

(a) (p q) (p q)

(b) (p q) (p q)

(c) (p q) (q p)

(d) (~q) (p q)


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