Question: Consider the function f (z) = (2z + 1) (z2 1) (a) What can be said about the continuity and differentiability of fat z

Consider the function f (z) = (2z + 1) (z2 1) (a)

Consider the function f (z) = (2z + 1) (z2 1) (a) What can be said about the continuity and differentiability of fat z = -1+ 2i? Continuous but not differentiable Continous and differentiable Differentiable but not continuous Neither continuous nor differentiable.

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