a. Show that the function f (z) = |z| is continuous at each point in z...

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a. Show that the function f (z) = |z|² is continuous at each point in z - plane but is not differentiable at any point z 0. a. Show that the function f (z) = |z|² is continuous at each point in z - plane but is not differentiable at any point z 0.

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Step 12 Let z x iy then z x y That is fz z x y Comparing with fz ux y ivx y we have ux y x y and vx ... View the full answer