physicists doing math be like
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Yeah I don't remember if the result is correct, but the process is definitely sus.
the result is correct
I don't believe you can just factor our e^x in the second step like that. That seems in incorrect to me. Then again I've been out of calculus for years now.
The process is horribly wrong, but the answer is correct. I think that's the intended joke.
thanks, that's what I meant