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Complex Numbers
hard
0:00.0
Find the number of complex numbers
z
z
z
such that
z
6
=
1
z^6 = 1
z
6
=
1
and
∣
z
∣
=
1
|z| = 1
∣
z
∣
=
1
.
A
3
B
5
C
4
D
6
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