Consider the conservative vector field 8 4 F(x, y, z) = - 2xz, - 3y²cos(3nz), 3ny sin(3nz) – x² ) 2х + у 2х + y (a) Find the potential function o of F that satisfies (2, 2, 1) = 2. (b) Use the Fundamental Theorem of Line Integrals to find the work done by F along the curve with parametrization R(t) = (2 – t, -cos(t), 3'), t € [0,1]

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