My best interpretation of the math here is that you're talking about the line integral,

I won't bother trying to decipher what look like multiple choice solutions.
By Green's theorem, the line integral above is equivalent to

where D is the set

Compute the double integral:

Answers: m = 8
Step-by-step explanation:
Answer:
about 35 mins
Step-by-step explanation:
It’s the last one. (I’m pretty sure, sorry if I’m wrong)