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 Limit.
Сообщение17.04.2011, 20:55 
Suppose $x_{1}=tan^{-1}2>x_{2}>x_{3}.........$ are positive real no. satisfying $\displaystyle sin(x_{n+1}-x_{n})+2^{-(n+1)}sinx_{n}sin_{n+1}=0\forall n\geq 1.$ Then the value of $tan(\displaystyle\lim_{n\to\infty}x_{n})$ is

 
 
 
 Re: Limit.
Сообщение17.04.2011, 22:42 
Аватара пользователя
 !  The topic will be quarantined until properly formatted. You receive a week ban for repeated posting of unproperly formatted questions, unclear questions and low-level questions in the olympiad section.

 
 
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