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11th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-11

  • question_answer
    If \[{{[x]}^{2}}-9\,[x]\text{ }+20=0,\] where [ . ] denotes the greatest integer function, then _______.

    A)  \[x\in [5,\,6]\]               

    B)  \[x\in [4,\,6]\]

    C)  \[x\in [4,\,5]\]               

    D)  \[x\in [5,\,6]\]

    E)  None of these   

    Correct Answer: B

    Solution :

     Not Available


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