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Complex Numbers
medium
0:00.0
Simplify
i
7
−
i
5
i
3
\frac{i^7 - i^5}{i^3}
i
3
i
7
−
i
5
.
A
0
0
0
B
2
2
2
C
−
2
-2
−
2
D
2
i
2i
2
i
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