Use Green's Theorem to evaluate the following line integral. Assume the curve is oriented counterclockwise. A sketch is helpful. (7y + 5,4x2 + 1) . dr, where C is the boundary of the rectangle with vertices (0,0), (2,0), (2,3), and (0, 3) C . . . $ (7y + 5,4X2 + 1) . dr= (Type an exact answer.) C