Evaluate the line integral of F = (-y,x) along the loop r(t) (cos(t), sin(t)) for t = [0, 2].

Select one:

O a.

O b. 4T

O c. Non of them

d. 2

e. 3

Evaluate the line integral of F=(-y,x) along the loop r(t) = (cos(t), sin(t)) for t e [0,21]. Select one: O a. TI o b. 4T C. Non of them d. 2 TL e. 3 TT