Need help with some limit (using sandwich rule)

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SUMMARY

The discussion centers on the application of the sandwich rule in mathematical analysis, specifically addressing the convergence of series used as bounds. It is established that neither of the series presented converges, which is critical for applying the sandwich rule effectively. The participants emphasize the importance of ensuring that the bounding series converge to a specific limit, in this case, 1, to validate the use of the sandwich theorem.

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calcu
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hi ,

see the picture below...

thanks for the help
 

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A rather obvious point is that neither of the series you are using as bounds converges at all, much less to 1.
 

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