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Complex Numbers
hard
0:00.0
Find
t
e
x
t
R
e
(
z
)
\\text{Re}(z)
t
e
x
t
R
e
(
z
)
if
z
=
i
n
z = i^n
z
=
i
n
and
n
n
n
is even.
A
0
B
1
C
p
m
1
\\pm 1
p
m
1
D
−
1
-1
−
1
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