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11th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-13

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

    A)  \[f({{a}^{2}})\]          

    B)  \[f\left( \frac{1}{a} \right)\]

    C)  \[f(-a)\]

    D)  \[f\left( \frac{-a}{a-1} \right)\]

    Correct Answer: A

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