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11th Class Mathematics Sample Paper Maths Olympiad Model Paper-7

  • question_answer
    If \[f(x)=\frac{x-1}{x+1},\] then f(2x) is equal to:

    A)  \[\frac{f(x)+1}{f(x)+3}\]                      

    B)  \[\frac{3f(x)+1}{f(x)+3}\]

    C)  \[\frac{f(x)+3}{f(x)+1}\]                      

    D)  \[\frac{f(x)+3}{3f(x)+1}\]

    E)  None of these              

    Correct Answer: B

    Solution :

     Not Available


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