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Homework Help: Complex variable

  1. Nov 9, 2011 #1
    Which of the following is an analytic function of the the complex variable z = x+iy in the domain lzl <2 ?

    (3+x-iy)^7
    [(1+x+iy)^4]*[(7-x-iy)^3]
    [(1-2x-iy)^4]*[(3-x-iy)^3]
    (x+iy-1)^1/2
     
  2. jcsd
  3. Nov 10, 2011 #2

    BruceW

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    Homework Helper

    You need to set out your post in the format required for the homework forum. Also, you should give an attempt at calculating them.
     
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