SSC Sample Paper Mock Test-13 SSC CGL Tear-II Paper-1

  • question_answer
    The greatest among the numbers \[\sqrt{2},\]\[\sqrt[3]{3},\]\[\sqrt[4]{5},\]\[\sqrt[6]{6}\] is

    A)  \[\sqrt{2}\]

    B)  \[\sqrt[3]{3}\]

    C)  \[\sqrt[6]{6}\]   

    D)  \[\sqrt[4]{5}\]

    Correct Answer: D

    Solution :

    LCM of orders 2, 3, 4, 6 = 12 \[\therefore \]      \[{{(2)}^{\frac{1}{2}}}={{2}^{\frac{6}{12}}}=\sqrt[12]{{{2}^{6}}}=\sqrt[12]{64}\] \[\sqrt[3]{3}=\sqrt[12]{{{3}^{4}}}=\sqrt[12]{81}\] \[\sqrt[4]{5}=\sqrt[12]{{{5}^{3}}}=\sqrt[12]{125}\] \[\sqrt[6]{6}=\sqrt[12]{{{6}^{2}}}=\sqrt[12]{36}\] The greatest number \[=\sqrt[4]{5}\]


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