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7th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-17

  • question_answer
    If \[{{a}^{2}}+\frac{1}{{{a}^{2}}}=11,\]then the value of \[{{a}^{3}}-\frac{1}{{{a}^{3}}}\]is:

    A)  45                               

    B)  18

    C)  27                               

    D)  36

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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