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The value of $i + i^2 + i^3 + i^4$ is:

A0
B$1$
C$-1$
D$i$
Answer & Solution
Correct answer: A. 0
We have i + i² + i³ + i⁴ = i − 1 − i + 1. So i + i² + i³ + i⁴ = 0.
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