The value of `(i^5+i^6+i^7+i^8+i^9)//(1+i)` is `1/2(1+i)` (b) `1/2(1-i)` (c) `1` (d) `1/2`

The value of |1/(2+i) - 1/(2 -i)| is

Find the value of 1+i^2+i^4+i^6

The value of (1+i) (1-i^(2)) (1+i^(4))(1-i^(5)) is

Find the value of ( i^2 + i^4 + i^6 + i^7 ) / ( 1 + i^2 + i^3 ) is ( a ) 1 - i ( b ) 1 + i ( c ) 2 - i ( d ) 2 + i

Find the value of 1+i^2+i^4+i^6+i^8+.....+i^20

1+(1+i)+(1+i)^(2)+(1+i)^(3)=

(1+2i)/(1-(1-i)^2)

Find the value of (1+i)(1+i^(2))(1+i^(3)) .

The value of 1/(i^n) + 1/(i^(n + 3)) + 1/(i^(n + 2)) + 1/(i^(n + 1)) is :