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Complex Numbers
easy
0:00.0
Simplify:
(
i
+
2
)
+
(
i
−
2
)
(i+2) + (i-2)
(
i
+
2
)
+
(
i
−
2
)
.
A
2
i
2i
2
i
B
0
0
0
C
4
D
i
2
i^2
i
2
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