1. For each of the following vector fields F(1, y), decide if there is function f(z, y) such that F = Vf; if yes, find such a function, if no, explain. (a) Fi= [2ry, z2+ 비 (b) F2 = [2ry, 2xy] (c) Fz = [ (d) F3 = [

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A: Step 1: Step 2: Step 3: Step 4:

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Q: No. 6 (a, b, c)

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