Question

evalute 1+i^2+i^4+i^6​

Answer 1

1 + i² + i⁴ +i ^6

i = √-1

1 + i² + i⁴ +i ^6

= 1+ ( √-1)²+( √-1)⁴+( √-1)^6

= 1-1+1-1

= 0