Where ,

Ok, so I let and

And then

Comes out to

Then

Which gives me

Which is

The answer in the book, however, is -4. What am I doing wrong? Thanks

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- Dec 8th 2010, 10:25 PMdownthesun01Apply Green's Theorem to evaluate the integral

Where ,

Ok, so I let and

And then

Comes out to

Then

Which gives me

Which is

The answer in the book, however, is -4. What am I doing wrong? Thanks - Dec 8th 2010, 11:55 PMFernandoRevilla
Nothing, your book is wrong. The answer is .

Regards.

Fernando Revilla