Using Cauchy-Riemann equations, we get that f(z) = |z – 3i|2 is O differentiable at z-3i but not analytic at z=3i O None of these O analytic at z 31 O differentiable everywhere not differentiable at every complex number

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.1: Parabolas
Problem 26E
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Using Cauchy-Riemann equations, we get that f(z) = |z – 3i|2 is
O differentiable at z-3i but not analytic at z=3i
None of these
analytic at z 3i
differentiable everywhere
O not differentiable at every complex number
Transcribed Image Text:Using Cauchy-Riemann equations, we get that f(z) = |z – 3i|2 is O differentiable at z-3i but not analytic at z=3i None of these analytic at z 3i differentiable everywhere O not differentiable at every complex number
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