What is the value of (2 - 2z + z2) (2 + 2z - z2), when z + 2/z = 2. – McqOptions

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1.	What is the value of (2 - 2z + z2) (2 + 2z - z2), when z + 2/z = 2.
A.	0
B.	2
C.	4
D.	8
Answer» B. 2

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