U's Theorem to evaluate F(x, y) = (y cos(x) - xy sin(x), xy + x cos(x)), C is the triangle from (0, 0) to (0,8) to (2, 0) to (0,0) F. dr. (Check the orientation of the curve before applying the theorem.) Need Help? Read It Submit Answer Watch It Practice Another Version 1/1 points | Previous Answers SCalcETS 16.4.012 e Green's Theorem to evalu