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SSC Sample Paper SSC CGL - Sample Paper-23

  • question_answer
    \[{{[1-2{{(1-2)}^{-1}}]}^{-1}}\] equal to

    A) \[\frac{1}{3}\]  

    B) \[-\frac{1}{3}\]

    C) \[-1\]                            

    D) \[\frac{1}{2}\]

    Correct Answer: A

    Solution :

    \[{{[1-2{{(1-2)}^{-1}}]}^{-1}}\] \[={{[1+2]}^{-1}}={{3}^{-1}}=\frac{1}{3}\]                       


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