Question

what is (-i)^3?

Answer 1

i

Answer 2

-i

\[ i^2 = -1 \]
there if you multiply that by i you get

\[ i^3= -i \]

Answer 3

(-i)^3=(-i)^2 *i=-1*i=-i

Answer 4

you have to cube the minus also

Answer 5

-1 cubed is minus one.

Answer 6

http://www.wolframalpha.com/input/?i=i%5E%283%29

Answer 7

yes (-i)^3 is (-1*i)^3=-1*-i=i

Answer 8

why is i^3 now suddenly -i ? i^3 = i^3

Answer 9

i wrote exactly as in the question and got i as ans in ur link

Answer 10

because the question is,,

Answer 11

oh I see where you are going, thanks.

Answer 12

I should read the question more carefully. (-:

Answer 13

:)