Finding Value of C36-C37+C38 in f(x) McLaurin Series

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SUMMARY

The discussion focuses on finding the coefficients C36, C37, and C38 in the McLaurin Series representation of the function f(x) = 1/(x^2+x+1). The user derived the Taylor Series as the sum of two series: sum(from 0 to infinity) x^(3n) - sum(from 0 to infinity) x^(3n+1). The key challenge is determining the values of C_n based on the modularity of n with respect to 3, specifically for n being a multiple of 3, one more than a multiple of 3, and one less than a multiple of 3.

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  • Understanding of McLaurin Series and Taylor Series expansions.
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Homework Statement



Let f(x) = 1/(x^2+x+1).

Let f(x) = sum(from o to infinity) Cn x^n be the McLaurin Series representation for f(x). Find the value of C36-C37+C38.

Homework Equations





The Attempt at a Solution



I got the Taylor Series:

sum(from o to infinity) x^3n - sum(from o to infinity)x^(3n+1).

but have absolutely no idea what to do next. Please help!:cry:
 
Physics news on Phys.org
What is C_n if n is a multiple of 3? If n is one more than a multiple of 3? If n is one less than a multiple of 3?
 

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