 #1
 1,097
 2
Homework Statement
See figure attached for problem statement as well as the solution provided.
Homework Equations
The Attempt at a Solution
My only question is why can't I use,
[tex]32 \int ^{1}_{2} t\sqrt{8t^{2}+1}dt[/tex]
I realize that this will give me the negative of his answer, I just don't understand why it doesn't work.
I still have t bounded from 1 to 2.
What's different here?
Thanks again!
Attachments

33.8 KB Views: 362