Find the work done by the force: I? = (1632 + sin x)?+ 3x2} acting along the simple closed curve C shown in Fig. 1 using: a). [5p] The Green's theorem, and b). [10p] The definition of a line integral. X Fig.1: A drawing of the simple closed curve C = Cl u (:2 u (73 with specied direction and equation for each path Chi E {1,2,3}