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SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-20

  • question_answer
    If where  then is equal to -

    A)                                

    B)  

    C)  2                                

    D)  1

    Correct Answer: C

    Solution :

      Squaring both sides -                          ?..(i) Subtracting equation (i) from 5 -


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