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I would like to know how to solve the following differential equation (you may refer to this post for the original question):
Thank you very much.
This equation is an inhomogeneous version of the equation in this post.
How to solve this equation:
This question is inspired by this post.
In the above post, it asked about how to solve the following equation:
At the first sight, I think I would like to try using the following form as a particular solution: ...
