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Scholar
Karma Points: 200
Respect (92%):
Date Posted: 5/26/2008 2:29:33 PM  Status: Live
series- your help would be very much appreciated- will rate lifesaver
Course Textbook Chapter Problem
N/A N/A N/A N/A
Question Details:
Test each of the following series for convergence by either the Comparison Test or the Limit Comparison Test. show all work.thanks.
∞
Σ 9n4 /( n8+1)
n=1
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Answers:

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Guru
Karma Points: 2,129
Date Posted: 5/26/2008 2:49:04 PM  Status: Live
Asker's Rating: Lifesaver   
Response:
doesnt converge
blue roses's Comment:
thanks a million!!!
Hello - Please Rate if I did your problem
I am only 16 so bare with me if I messed something up!!!

 

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Scholar
Karma Points: 200
Date Posted: 5/26/2008 2:52:23 PM  Status: Live
Asker's Rating: N/A-Posted by Person Asking Question   
Response:
Hi. Thanks again. but is it possible to show your work, b/c I need to know for my final .Thanks and all the best.

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Oracle
Karma Points: 22,435
Date Posted: 5/26/2008 3:50:11 PM  Status: Live
Asker's Rating: Helpful   
Response:
Rohman's blind guessing is wrong.  Series converges and here's why:
 
 
 
 =     [1/n4 is a p-series with p=4>1 , thus this series converges]
 
So by Comparison Test, the original series converges as well.

ok, there's no 8 on the bottom but still the series converges.
blue roses's Comment:
thanks a million!!!
 "If you wait to do everything until you're sure it's right, you'll probably never do much of anything." Win Borden
   "Experience is the worst teacher; it gives the test before presenting the lesson."  Vernon Law
<'cv^fish={ 
 



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