I need to find x.
any help would be great:
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Is this right?
Last edited by billym; Mar 26th 2008 at 03:04 AM.
Originally Posted by billym Is this right? first of all you can always check if your answer is correct by plugging it into the ODE. (your answer is wrong)
let us make the following substitution:
thus we get the following equation:
This is a first order ODE which can be easily solved...
Originally Posted by billym I need to find x.
any help would be great: .
Make the substitution .
Originally Posted by billym um... No. .
Note that ....
Originally Posted by mr fantastic . (chuckles) Are you sure about that? I think the LHS is just .
Originally Posted by topsquark (chuckles) Are you sure about that? I think the LHS is just .
I think it is all a bit confusing to the original poster. The equation is one that can be separated and thus written as:
This should get the original poster a step further.
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