Question: Let F = ( y cos 2x)i + ( y 2 sin 2x)j + (x 2 y + z)k. Is there a vector field A

Let F = ( y cos 2x)i + ( y2 sin 2x)j + (x2y + z)k. Is there a vector field A such that F = ∇ * A? Explain your answer.

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