Question: Prove that u = e-2xy( sin(x2 y)) is harmonic. Find v such that f (z) = u + iv is analytic and express u

Prove that u = e-2xy( sin(x2 y)) is harmonic. Find v such

Prove that u = e-2xy( sin(x2 y)) is harmonic. Find v such that f (z) = u + iv is analytic and express u + iv as an analytic function of z.

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