- #1

goohu

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View attachment 9453

Problem: Find a (limited?) solution to the diff eq.

View attachment 9454

At the end of the solution, when you transform \(\displaystyle \frac{-1}{s+1} + \frac{2}{s-3}\)

why doesn't it become \(\displaystyle -e^{-t} + 2e^{3t} \), t>0 ?

Problem: Find a (limited?) solution to the diff eq.

View attachment 9454

At the end of the solution, when you transform \(\displaystyle \frac{-1}{s+1} + \frac{2}{s-3}\)

why doesn't it become \(\displaystyle -e^{-t} + 2e^{3t} \), t>0 ?