F(x, y, z) = (y²z + 2xz2)i + 2xyzj + (xy2 + 2x²z)k, C: x = Vt, y = t + 3, z = t2, 0sts 1 %3D (a) Find a function f such that F = Vf. f(x, у, 2) %3D

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