Recent content by Tom_Snake

First of all, the thing I was looking for was most probably http://en.wikipedia.org/wiki/Euler%27s_formula" . Secondly, this may have been a malplaced post. Correct me if I'm wrong, but these types of questions should be placed in the Homework and coursework questions, since it's a part of my...

Hi. I recently started studying differential equations, so bear with me. I started out with the following equation: y'' - 10y' -61y = xe^{-x} I know the method for solving these, but the thing I don't understand perhaps isn't the differential eq. part, rather the simplification of the...