I need some help on finding the general solution.(adsbygoogle = window.adsbygoogle || []).push({});

I can find the complimentary solution, I'm having trouble finding the particular solution. Can anyone give me any tips.

y"+9y=t^2e^(3t)+6

y"-2y'-3y=-3te^-t

y"+2y'=3+4sin(2t)

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Second order linear equations

**Physics Forums | Science Articles, Homework Help, Discussion**