Prof screwed up - you ask, lexaal answers, part 2

[LANS]

http://dl.dropbox.com/u/153439/BrokenMath.pdf

So that's a cutout of part of a question I was working on, the prof's solution to it.

Is it just me or should that be 2k/m, not m/2k in the third line?

[lexaal]

The solution is obvious. Thank you for listening.

[Naboki]

i would say he is a mathematican

[LANS]

Close naboki. My math prof's writing isn't that readable.