16. Compute the flux V . nds of the vector field V(x, y) - (x2 - 2xy, y - 2xy) I across the curve 6 : r(t) - (In(1 + t?), et) , OKt1 in the downward normal direction n(t) - V1+12 2t Vet + ( 4+ 2et ) 12 +etta et_ 1+ 12 17. Compute the surface area of the domed structure D : = {(x, y, z) ; 22 + y2 + ( 2 - 1)2 - 2; 2 2 0}