7th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-8

  • question_answer
    Simplify: \[{{\left( \frac{{{x}^{-3}}}{{{y}^{2}}} \right)}^{-3}}{{\left( \frac{{{x}^{-3}}}{{{y}^{5}}} \right)}^{2}}\]

    A)  \[\frac{1}{{{y}^{2}}}\]                                  

    B)  \[\frac{1}{{{y}^{4}}}\]

    C)  \[\frac{{{x}^{2}}}{{{y}^{3}}}\]                              

    D)  \[\frac{{{x}^{3}}}{{{y}^{4}}}\]

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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