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Question

Mathematics Question on Cauchy’s integral formula

Let Z3=ZˉZ^3 = \bar Z where Z is a complex number on the unit circle then Z is a solution of _____:

A

Z2=1Z^2 =1

B

Z3=1Z^3 = 1

C

Z4=1Z^4=1

D

Z9=1Z^9=1

Answer

Z4=1Z^4=1

Explanation

Solution

The correct option is(C)