Method of undetermined coefficients problem

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warfreak131

I have the problem "Find the particular solution of 4y''+4y'+y=3xe^x.

What would be the assumed function y? Like would it be Ax e^x?

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micromass

It would be more like [tex]Axe^x+Be^x[/tex].

warfreak131

ok, thanks, ill try that

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