given funchion is Re(z) The Tf z to frey =S if z=0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 43E
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5 CHAT
Vx MATH :
Step 1
A Complex funchion f is continuMous at
a poínt Zo if lim fez)= fez)
The given fum chion is
Re(z)
Tf z t0
fiz) =
f z=0
->
Step 2
Now
lim ftz)
Re (z)
|-12|
Re(z) means
real part of z)
= lim
Re (0)
= fro)
= O
lim
fiz) = fco)
Hence by the Staded thearem,
f is Cont'nuous at z=o.
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Transcribed Image Text:M bartleby.com/questions-and- Q SEARCH & ASK 5 CHAT Vx MATH : Step 1 A Complex funchion f is continuMous at a poínt Zo if lim fez)= fez) The given fum chion is Re(z) Tf z t0 fiz) = f z=0 -> Step 2 Now lim ftz) Re (z) |-12| Re(z) means real part of z) = lim Re (0) = fro) = O lim fiz) = fco) Hence by the Staded thearem, f is Cont'nuous at z=o. WAS THIS HELPFUL? 5 2 Still Need Help?
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