8th Class Mathematics Exponents and Power Question Bank Exponents

  • question_answer
    Which one among the following is the reciprocal of\[\frac{{{2}^{5}}\times {{3}^{7}}\times {{\left( \sqrt{7} \right)}^{3/4}}}{{{\left( \sqrt{8} \right)}^{2}}\times \left( \sqrt{7} \right)}\]?

    A) \[{{2}^{-2}}\times {{3}^{-7}}\times {{7}^{5/8}}\]     

    B)        \[{{2}^{3}}\times {{3}^{7}}\times {{7}^{-5/8}}\]

    C) \[{{2}^{5}}\times 3-7\text{ }\times \text{ }{{7}^{-1/8}}\]

    D)         \[{{2}^{-4}}\times {{3}^{7}}\times {{7}^{5/8}}\]

    E)  None of these

    Correct Answer: A


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