Hey,

Ok I've been having a bit of trouble on a homework question and I was just wondering if I am even going about this the right way.

QUESTION:

Find the Arclength of y = 1/x from x=1 to x=2.

So I got the following integral:

Then I did:

So I get:

And after that I used integration by parts to get:

And this is where I hit a wall. I don't know how to solve that last integral. And I might be going about this the entirely wrong way.

Thanks,

Trevor