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OpenStudy (anonymous):
I need help with the method of undetermined coefficients when f(x)=e^x - x + 16 how is my y(p)???
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OpenStudy (anonymous):
\[y'''-3y''+3y'-y=e ^{x}-x+16\]
OpenStudy (turingtest):
I think it is just the sum for the guess for the polynomial and the guess for the exponent, which is just\[Ae^x+Bx+C\]
OpenStudy (anonymous):
mmm that is gonna be my yp???
OpenStudy (turingtest):
yeah, should be...
OpenStudy (anonymous):
ok thnx I'll give it a try
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OpenStudy (turingtest):
look at example 8 on this page and you can see they use the same idea... http://tutorial.math.lamar.edu/Classes/DE/UndeterminedCoefficients.aspx
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