Question: If u=e -2xy (sin(x 2 -y 2 )) . Find v such that f(z)=u+iv is analytic and express u+iv as an analytic function of z.

If u=e-2xy(sin(x2-y2))  . Find v such that f(z)=u+iv is analytic and express u+iv as an analytic function of z.

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