Question

solve this question ​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Heya

_______________________________

i² = -1

i⁴ = i² × i² = 1

i^6 = -1

i^7 = -i

i³ = -i

=>

( -1 ) + ( 1 ) + ( -1 ) + ( -i )
_________________
1 + ( -1 ) + ( -i )

=>

-1 - i
___
-i

=>

MULTIPLY NR AND DN BY -i

( i + i² )-

=>

(i - 1)-

=>

1 - i