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SSC Sample Paper SSC-CGL TIER - I Sample Test Paper-2

  • question_answer
    If \[9\sqrt{x}=\sqrt{12}+\sqrt{147}\], then x equal to -

    A)  5                    

    B)  3

    C)  2                    

    D)  4

    Correct Answer: B

    Solution :

     9\[\sqrt{x}\] = \[\sqrt{12}\]+ \[\sqrt{147}\]  \[\Rightarrow \sqrt{x}=\frac{2\sqrt{3}+7\sqrt{3}}{9}=\sqrt{3}\Rightarrow \]


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