(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

dy/dt = 3+e^(-t) - 1/2*y

2. Relevant equations

3. The attempt at a solution

how come i got y = 6e^(1/2t) + 2e^-t - 3

when the book has y = 6-2e^(-t) - 3e^(-t/2)

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# Should be a simple diff eq but my answer is different than the books

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