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MHT CET202210 Aug 2022Morning ShiftMathematicsMathematical ReasoningActual

Which of the following is correct statement? (a) S₁:(p q) (p q) . (b) S₂:(p q) ( p v q) is tautology. (c) .S₃:[p (p q)] q ) is contradiction. (d) S₄: p (q p) is contingency.

Options

  1. AStatement S₃ is correct,
  2. BStatement S₁ is correct,
  3. CStatement S₁ and S₂ are correct,
  4. DStatement S₄ is correct,

Correct answer

B. Statement S₁ is correct,

Step-by-step solution

aligned & (p q) p q & (p q) p ( q) p q aligned Hence, S₁ is correct

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