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September 19th, 2015, 12:42 PM  #1 
Newbie Joined: Sep 2015 From: Hunc Posts: 2 Thanks: 0  Under what values of n for the sequence the following inequlaities completes?
Hey guys, Can you say under what values of n for the sequence (6.png attachment) the following inequlaities (7.png and 8.png) completes? Thank you in advance! 
September 19th, 2015, 03:06 PM  #2 
Global Moderator Joined: May 2007 Posts: 6,806 Thanks: 716 
For large n, $\displaystyle u_n=\frac{3n+5}{2n+1}\approx 1.5+\frac{7}{4n}$ You should be able to solve for n as needed. 
September 19th, 2015, 04:04 PM  #3 
Newbie Joined: Sep 2015 From: Hunc Posts: 2 Thanks: 0 
Thank you!


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completes, inequlaities, sequence, values 
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