Question

who here can do integrals :s and hard ones

Answer 1

http://www.wolframalpha.com

;)

Answer 2

\[\int\limits_{?}^{?}e ^{cosx}\]

Answer 3

i only use wolfram wen i have no idea wut to do

Answer 4

Lol. I can't see very well the function

Answer 5

put cos x = u

Answer 6

i just didnt take them off

Answer 7

but ye this integral is impossible right? unless u do something imaginary or unnecessary

Answer 8

yeah, it doesn't have closed form.... not in any standard mathematical function....

Answer 9

the function is \[e^{\cos x}\], isn't it?

I guess you can do it with series.

Remember, if a function is continuous (like this), THEN is integrable.

Answer 10

yes thats the function