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Complex Numbers
medium
0:00.0
Evaluate
Re
(
z
)
\text{Re}(z)
Re
(
z
)
for
z
=
(
1
+
i
3
)
2
z = (1+i\sqrt{3})^2
z
=
(
1
+
i
3
)
2
.
A
-2
B
2
C
-4
D
4
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