A tion is proportional to the dish 45-48 Find the work done by the force field F on a particle that moves along the curve C. 45. F(x, y) = xitxj C : x = y2 from (0, 0) to (1, 1) 46. F(x, y) = (x2 + x> )i+ (1 -xy)j C : x =t, y= 1/t (1