Question: Let f(z) = 4y + x + i(y 4x) a) Determine where the function f(z) is differentiable b) Determine the domain in which f(z)

Let f(z) = 4y + x + i(y 4x) a) Determine where 

Let f(z) = 4y + x + i(y 4x) a) Determine where the function f(z) is differentiable b) Determine the domain in which f(z) is analytic

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