Use $f(x, y) = x^3y^2$ as a potential function for F.\
Integral along different paths Evaluate the line integral\
$2x \cos y \, dx - x^2 \sin y \, dy$ along the following paths $C$ in the $xy$-plane.\
The parabola $y = (x - 1)^2$ from $(1, 0)$ to $(0, 1)$