Question 431744
It is 625. But i to an even power is not always positive, and i to an odd number is always imaginary. Basically,


{{{i^0 = 1}}}
{{{i^1 = i}}}
{{{i^2 = -1}}}
{{{i^3 = i(i^2) = -i}}}
{{{i^4 = 1}}}
{{{i^5 = i}}} and so on.