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Complex Numbers
medium
0:00.0
Given
z
=
3
+
4
i
z = 3 + 4i
z
=
3
+
4
i
, calculate
z
z
ˉ
z\bar{z}
z
z
ˉ
.
A
5
5
5
B
25
25
25
C
7
7
7
D
49
49
49
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