How much smartser and tireder are you after...?

Question

you've spent days doing homework... on one subject!?

Answer 1

lol...i feel more idiotic if anything...

i thought i was done with partial differentiation..when suddenly this question crops up which seems totally un-solvable....:s

I was on it for half an hour at the end of which i gave up..and here i am...trying to relax:)

EDIT:yeah!..you're right been there..that's what I've started doing.......it helps:)