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29-10-2019
Mathematics

contestada

If i= -1, what is the value of i3?
-1
i
1
-i

Respuesta :

29-10-2019

Answer:

- i

Step-by-step explanation:

[tex]i=-1\\\\i^3=i\cdot i\cdot i=i^2\cdot i=(-1)\cdot i=-i[/tex]

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