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SpacelimbusBest ResponseYou've already chosen the best response.0
i \[ i^2 = 1 \] there if you multiply that by i you get \[ i^3= i \]
 one year ago

mathavrajBest ResponseYou've already chosen the best response.1
you have to cube the minus also
 one year ago

SpacelimbusBest ResponseYou've already chosen the best response.0
1 cubed is minus one.
 one year ago

SpacelimbusBest ResponseYou've already chosen the best response.0
http://www.wolframalpha.com/input/?i=i%5E%283%29
 one year ago

mathavrajBest ResponseYou've already chosen the best response.1
yes (i)^3 is (1*i)^3=1*i=i
 one year ago

SpacelimbusBest ResponseYou've already chosen the best response.0
why is i^3 now suddenly i ? i^3 = i^3
 one year ago

mathavrajBest ResponseYou've already chosen the best response.1
i wrote exactly as in the question and got i as ans in ur link
 one year ago

mathavrajBest ResponseYou've already chosen the best response.1
because the question is,,
 one year ago

SpacelimbusBest ResponseYou've already chosen the best response.0
oh I see where you are going, thanks.
 one year ago

SpacelimbusBest ResponseYou've already chosen the best response.0
I should read the question more carefully. (:
 one year ago
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