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  3. 12th Class
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12th Class Mathematics Sample Paper Maths Olympiad Model Paper-9

  • question_answer
    The false statement in the following is

    A)  \[p\wedge (\sim p)\]is a contradiction

    B)  \[(p\Rightarrow q)\Leftrightarrow (\sim q\Rightarrow \sim p)\]is a contradiction

    C)  \[\sim (\sim p)\Leftrightarrow p\] is a tautology

    D)  All of these

    E)  None of these

    Correct Answer: B

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