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15-04-2021
Mathematics

contestada

What is (-i)^5?
A. -1
B. -i
C. 1
D. i

Respuesta :

reeserl reeserl

16-04-2021

Answer:

B. -i

Step-by-step explanation:

Since the power of 5 is an odd number, then the answer must be negative.

[tex]i^{4}[/tex] = 1 [tex]i^{5} = i^{4} i[/tex] = 1i = i

So B is the correct answer

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