Question

How to Evaluate i power 98

Answer 1

i^98

divide 98 by 4

98/4=24+2

→98=(4×24) +2
→i^[(4×24)+2]

{
=i^4n × i^2
=1×-1
=-1
}

→ i^(4n+2)=-1

Soi^98=-1

Hope it Helps....
Regards,
Leukonov.