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#1 2007-11-27 07:40:48

EPhillips1989
Member
Registered: 2007-11-03
Posts: 29

paricular integral

does anyone know what particular integral i would use to solve the differential equation

y''-5y'-6y=144xe^(2x)

please help asap!!!

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#2 2007-11-27 07:55:45

EPhillips1989
Member
Registered: 2007-11-03
Posts: 29

Re: paricular integral

if i use
y=ke^2x
i get the particular integral
-12xe^2x
does this sound correct???

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#3 2007-11-27 09:03:52

JaneFairfax
Member
Registered: 2007-02-23
Posts: 6,868

Re: paricular integral

No, you can’t use

; you need to try
. (The given expression already has
; therefore it will be no good trying
.)

Last edited by JaneFairfax (2007-11-27 09:04:49)

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