I need your help with particular solution of the following DE The solution I get is: To get C1 and C2 I do this: I know that the particular solution should be: Can you tell me what I'm doing wrong?

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Originally Posted by hekt I need your help with particular solution of the following DE The solution I get is: To get C1 and C2 I do this: I know that the particular solution should be: Can you tell me what I'm doing wrong? I haven't checked your general solution but you should realise that to find C1 and C2 you substitute the given boundary conditions into not .