9th Class Mathematics Sample Paper Mathematics Sample Paper-5

  • question_answer Which one of the following is equal to a?

    A) \[{{a}^{\frac{7}{5}}}-{{a}^{\frac{12}{7}}}\]

    B)  \[{{a}^{\frac{12}{7}}}+{{a}^{\frac{5}{7}}}\]

    C) \[{{a}^{\frac{12}{7}}}\times {{a}^{\frac{7}{12}}}\]  

    D) \[{{\left( \sqrt{{{a}^{3}}} \right)}^{\frac{2}{3}}}\]

    E) None of these

    Correct Answer: D


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