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12th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-3

  • question_answer
    If tanx = ntany,\[n\in {{R}^{+}}\], then maximum value of \[se{{c}^{2}}(x-y)\]is equal to ___.

    A)  \[\frac{{{(n+1)}^{2}}}{2n}\]

    B)         \[\frac{{{(n+1)}^{2}}}{n}\]

    C)  \[\frac{{{(n+1)}^{2}}}{2}\]   

    D)  \[\frac{{{(n+1)}^{2}}}{4n}\]

    Correct Answer: D

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