Which of the following is equivalent to the complex number i^31
1 answer:
Answer:
-i
Step-by-step explanation:
We are to find the value of i^31
Note that i^2 = -1
Expanding i^31
i^31 =
= (i^2)15 * i
= (-1)^15 * i
= -1 * i
= -i
Hence the equivalent is -i
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