Consider F and C below. F(x, y) = xi+ y j, C is the arc of the parabola y = 4x- from (1, 4) to (2, 16) (a) Find a function f such that F = VF. 3 1 3 R(x, y) = 3 (b) Use part (a) to evaluate Vf . dr along the given curve C. Need Help? Read It Master It