Can these please be answered on a paper with a step by step explaination (answers provided)

13.) Evaluate the line integral two ways: (i) directly and (ii) using Green's Theorem. foxy dx + x2y3 dy, C is the triangle with vertices (0,0), (1,0), and (1,2). 2/3 14.) Evaluate the surface integral JS, xz dS, where S is the part of the plane 2x + 2y + z = 4 that lies in the first octant. 4