Evaluate the integral. http://www.webassign.net/www21/symIm...ea86047c9c.gif

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- Nov 17th 2007, 03:07 PMwinterwyrmneed to get the concept down...
Evaluate the integral. http://www.webassign.net/www21/symIm...ea86047c9c.gif

- Nov 17th 2007, 03:26 PMbobak
Okay I'm going to have to assume you know how to deal with expression in the form of If you don't just say.

Now to integrate we just need to rewrite it as e raised to an particular power, consider then now we just antilog both sides so

so you understand how to write as

so to integrate you just use the chain rule backwards

now in general - Nov 17th 2007, 04:33 PMwinterwyrm
cool response, but it doesnt work.... F(3)-F(1) isnt' the right answer.....

- Nov 17th 2007, 04:50 PMKrizalid

Integrate both sides

So

What's the problem with this? - Nov 17th 2007, 08:26 PMwinterwyrm
I get 21.84 when I plug that in, and when I try to submit it for my online homework..... I get a red X (I have a hundred submissions though)..... is this a serious problem?

- Nov 17th 2007, 09:17 PMJhevon
- Nov 17th 2007, 10:09 PMwinterwyrm
its wrong... 22, 22.9, 21.85, even 21, and 23.... :(

- Nov 17th 2007, 10:16 PMJhevon
- Nov 17th 2007, 10:23 PMwinterwyrm
that worked! THanks so much!! I was so confused!!