8th Class Mathematics Exponents and Power Question Bank Exponents and Powers

  • question_answer
    Find the value of \[{{\left[ {{(-3)}^{(-2)}} \right]}^{(-3)}}\].

    A)  \[729\]                                

    B)  \[32\]                  

    C)  \[64\]                  

    D)         \[-729\]                              

    Correct Answer: A

    Solution :

    \[{{\left[ {{(-3)}^{(-2)}} \right]}^{(-3)}}={{(-3)}^{6}}=729\] \[\left[ \because \,\,{{({{a}^{m}})}^{n}}={{a}^{mn}} \right]\]


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