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Complex Numbers
medium
0:00.0
Find the real part of
e
i
π
/
4
e^{i\pi/4}
e
iπ
/4
.
A
2
/
2
\sqrt{2}/2
2
/2
B
1
/
2
1/2
1/2
C
3
/
2
\sqrt{3}/2
3
/2
D
0
0
0
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