My calculator is being a ninny, so it gives me some answer other than one on the page.
Expressed in simplest form, i16 + i6 - 2i5 + i13 is equivalent to:
1
-1
i
-i
Anyone want to help? I'd greatly appreciate it.
i is periodic.
i^1=i
i^2=-1
i^3= -i
i^4= 1
i^5=i
i^6=-1
i^7=-i
etc.