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If the fourth roots of unity are z1, z2,...

If the fourth roots of unity are `z_1, z_2, z_3, z_4 and z_1^2+z_2^2+z_3^2+z_4^2` is equal to :

A

1

B

0

C

`i`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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