9th Class Mathematics Sample Paper Mathematics Sample Paper-1

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

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

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

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

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

    E) None of these

    Correct Answer: C


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