2. Sample Papers
  3. Railways
  4. Quantitative Aptitude
  5. Power, Surds And Indices

Railways Quantitative Aptitude Power, Surds And Indices Sample Paper Surds Indices Sample Test Paper-4

  • question_answer
    Simplify: \[{{13}^{\frac{1}{5}}}{{.17}^{\frac{1}{5}}}\]

    A)  221                 

    B)  \[\sqrt{221}\]

    C)  \[\sqrt[5]{221}\]

    D)  \[\frac{1}{5}\]

    Correct Answer: C

    Solution :

    [c] \[{{13}^{\frac{1}{5}}}{{.17}^{\frac{1}{5}}}={{(13\times 17)}^{\frac{1}{5}}}={{221}^{\frac{1}{5}}}=\sqrt[5]{221}\]


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