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MHT CET2011MathematicsMathematical Reasoning

The propositions (p p) ( p p) is a

Options

  1. Atautology and contradiction
  2. Bneither tautology nor contradiction
  3. Ccontradiction
  4. Dtautology

Correct answer

C. contradiction

Step-by-step solution

array c|c|c|c|c & p & p p & p p & (p p) ( p p) T & F & F & T & F F & T & T & F & F array Clearly, (p p) ( p p) is a contradiction.

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