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11th Class Mathematics Sample Paper Maths Olympiad Model Paper-3

  • question_answer
    If x, y, z are in A.P. and \[{{\tan }^{-1}}x,\] \[{{\tan }^{-1}}y\] and \[{{\tan }^{-1}}z\] are also in A.P., then

    A)  \[x=y=z\]

    B)  \[x=y=-\,z\]

    C)  \[x=1,\,\,y=2,\,\,z=3\]

    D)  \[x=2,\text{ }y=4,\text{ }z=6\]

    E)  None of these

    Correct Answer: A

    Solution :

     Not Available               


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