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Complex Numbers
hard
0:00.0
If
z
n
=
1
z^n = 1
z
n
=
1
, find the sum of
∣
z
−
1
∣
2
|z-1|^2
∣
z
−
1
∣
2
over all roots.
A
n
2
n^2
n
2
B
2
n
2n
2
n
C
n
n
n
D
0
0
0
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