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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-1

  • question_answer
    If \[\frac{{{9}^{n}}\times {{3}^{2}}\times {{({{3}^{-n/2}})}^{-2}}-{{(27)}^{n}}}{{{3}^{3m}}\times {{2}^{3}}}=\frac{1}{27},\] then the value of \[(m-n)\] is:

    A)  \[-\,1\]                         

    B)  1

    C)  2                                

    D)  \[-\,2\]

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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