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12th Class Mathematics Sample Paper Maths Olympiad Model Paper-2

  • question_answer
    The differential coefficient of \[{{\tan }^{-1}}\frac{2x}{1-{{x}^{2}}}\] w.r.t. \[{{\sin }^{-1}}\frac{2x}{1+{{x}^{2}}}\] is

    A)  1        

    B)  \[-1\]

    C)  0                                

    D)  2

    E)  None of these

    Correct Answer: A

    Solution :

    Not Available                            


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