Question

Little help with line integral

Answer 1

Using Green's theorem I got 2 as result, but Wolfram says it is 5/3. Can somebody check on this?

Answer 2

@experimentX

Answer 3

express y as function of x and substitute into the integral:
y=1-x

Answer 4

I did it already. thats how I get 2

Answer 5

can you walk me thru your application of greens thrm

Answer 6

partial derivatives are: dp/dy=-3 and dq/dx=y, (i know that d should be written different)

Answer 7

do we get dq-dp = y+3

Answer 8

and then integral is: