hi all, sorry again for the thousands of stupid questions! :P but heres another one...(adsbygoogle = window.adsbygoogle || []).push({});

http://img88.imageshack.us/img88/3209/picture13df1.png [Broken]

ok i said for part (a) that the PDE is a hyperbolic type and so has two sets of real characteristics. and that the characteristics are http://img100.imageshack.us/img100/7770/picture14dj6.png [Broken]

then for part (b) i used the coordinates:

http://img86.imageshack.us/img86/5987/picture15ct2.png [Broken]

which leads to the equation:

http://img301.imageshack.us/img301/5215/picture16yi2.png [Broken]

but then i am stuck... how can i get the 'general solution' from this, i think i am heading in the right direction, but i am not sure.

any help would be greatly appreciated!

thanks

Sarah :)

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# Homework Help: 2nd order PDE charcteristics help please! :S

Can you offer guidance or do you also need help?

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