Estimating Sums of Alternating Series help

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SUMMARY

The discussion focuses on estimating sums of alternating series, specifically addressing the conditions for the term \( b_{n+1} \) in relation to the error threshold of 0.008. Participants emphasize the importance of understanding the Alternating Series Estimation Theorem, which dictates that the error in approximating the sum must be less than this threshold. The problem requires \( n \) to be a natural number, which eliminates the possibility of decimal values. Clarification on whether \( b_{n+1} \) should be equal to, less than, or greater than 0.008 is crucial for solving the problem correctly.

PREREQUISITES
  • Understanding of the Alternating Series Estimation Theorem
  • Familiarity with natural numbers and their properties
  • Basic knowledge of series convergence and error estimation
  • Ability to interpret mathematical problem statements accurately
NEXT STEPS
  • Review the Alternating Series Estimation Theorem in detail
  • Practice problems involving error estimation in series
  • Explore examples of natural numbers in mathematical contexts
  • Learn about convergence tests for series
USEFUL FOR

Students studying calculus, particularly those focusing on series and convergence, as well as educators seeking to clarify concepts related to alternating series and error estimation.

Slimsta
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Homework Statement


[PLAIN]http://img696.imageshack.us/img696/3438/46981606.jpg


Homework Equations





The Attempt at a Solution


in those squars, I am sure about everything that i did and i get it wrong..
the only thing i don't know is bn+1 how would i know if its =, < or > than 0.008 ?

once i know that, everything else just follow it..
 
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someone please?
 
i haven't checked your working, but doesn't it ask for n as "an integer"?
 
Slimsta said:

The Attempt at a Solution


in those squars, I am sure about everything that i did and i get it wrong..
the only thing i don't know is bn+1 how would i know if its =, < or > than 0.008 ?

once i know that, everything else just follow it..


First, note that n is supposed to be NATURAL NUMBER. So can n have trailing digits after the decimal place? As for whether you should have =, <, or >... reread both the problem statement (the error should be less than .008) as well as the Alternating Series Estimation Theorem (consider the relationship between b_{n+1} and the error).
 

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