Marraya Marraya

29-09-2016
Mathematics

contestada

If i= the square root of -1, what is the value of i to the 3rd power
A. -1
B. i
C. 1
D. -i

Respuesta :

nobillionaireNobley nobillionaireNobley

30-09-2016

i^3 = i^(2+1) = i^2 x i -1 x i = -i

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