Question

If i= square root of -1, what is the value of i 3?

Answer 1

If  i = √-1 ,

then ...

i²  =  (√-1)²  =  -1

i³  =  - √-1  =  -i          <== the answer to the question

i⁴  =  (i²) · (i²)  =  (-1) · (-1)  =  1

and then the whole thing starts over again, for higher powers of  i .

Answer 2

Answer:

It's actually D

-i  on edge

Step-by-step explanation: