Question

Find a particular solution of y"-5y'+6y=-e^(x)[(4+6x-x^2)cosx-(2-4x+3x^2)sinx].

Answer 1

I used \[y _{p}=e ^{x}[(Ax^2+Bx+C)(cosx-sinx)]\] but doesn't seem to work.

Answer 2

I just need to find the correct initial guess in order to find the answer but the above initial guess yp doesn't seem to work.

Answer 3

@Kainui

Answer 4

@myininaya