JEE Main & Advanced JEE Main Paper (Held on 08-4-2019 Afternoon)

  • question_answer
    Which one of the following statements is not a tautology ?             [JEE Main 8-4-2019 Afternoon]

    A) \[(p\wedge q)\to p\]                 

    B) \[(p\wedge q)\to (\tilde{\ }p)\vee q\]

    C) \[p\to (p\vee q)\]                      

    D) \[(p\vee q)\to (p\vee (\tilde{\ }q))\]

    Correct Answer: D

    Solution :

    [a] [b] [c] [d]


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