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J & K CET Engineering J and K - CET Engineering Solved Paper-2014

  • question_answer
    Let \[A=\{1,\,\,2\,\{a,\,\,b\},\,\,3,\,\,4\},\] which among the following statements is incorrect?

    A)  \[\{a,\,b\}\subset A\]

    B)  \[\{a,\,b\}\in A\]

    C)  \[\{\{a,\,b\}\}\subset A\]

    D)  \[\phi \,\,\in \,\,A\]

    Correct Answer: C

    Solution :

    Given,  \[A=\{1,3,\{a,b\},3,4\}\] then incorrect statement is \[\{a,b\}\subset A\]


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