Answer:
Answer C is correct
Step-by-step explanation:
-200(3/4) = -600/4 = -150 ft
 
        
             
        
        
        
Green's theorem says the circulation of  along the rectangle's border
 along the rectangle's border  is equal to the integral of the curl of
 is equal to the integral of the curl of  over the rectangle's interior
 over the rectangle's interior  .
.
Given  , its curl is the determinant
, its curl is the determinant

So we have

 
        
             
        
        
        
Answer:
4949/200=
Step-by-step explanation: