6th Class Mathematics Exponents and Power Question Bank Exponent and Powers

  • question_answer Which of the following statements is correct?

    A)  \[{{({{2}^{3}})}^{2}}\] and \[{{({{3}^{2}})}^{4}}\] are not the same

    B)  \[{{({{2}^{3}})}^{2}}\] and \[{{({{3}^{4}})}^{2}}\]are the same

    C) \[{{({{6}^{49}})}^{2}}={{6}^{492}}\]

    D) \[{{({{8}^{7}})}^{3}}={{8}^{10}}\]

    Correct Answer: A

    Solution :

    \[{{\left( {{2}^{3}} \right)}^{2}}={{2}^{6}}\]and \[{{\left( {{3}^{2}} \right)}^{4}}={{3}^{8}}\]now \[{{2}^{6}}\ne {{3}^{8}}\] \[\therefore \]not same and hence correct statement.

adversite


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