Answer:
the answer is -i
Step-by-step explanation:
- i
[tex]i=\sqrt{-1}[/tex]
[tex]i^{3}= \sqrt{-1} *\sqrt{-1} *\sqrt{-1}[/tex]
[tex]i^{3}= -1 *\sqrt{-1}[/tex]
[tex]i^{3}= -1 *i[/tex]
[tex]i^{3}= -i[/tex]
Please mark brainiest! :)
