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Complex Numbers
medium
0:00.0
Simplify
i
15
−
i
13
i
11
+
i
9
\frac{i^{15} - i^{13}}{i^{11} + i^{9}}
i
11
+
i
9
i
15
−
i
13
.
A
1
B
-1
C
i
D
-i
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