The value of `1+(1+i)+(1+i^2) +(1+i^3) =`

The value of (1+i)^{-1} =

(1) The value of (1+i)(1+i^2)(1+i^3)(1+i^4) is

The value of (1+i)(1+i^2)(1+i^3)(1+i^4) is a. 2 b. 0 c. 1 d. i

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

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

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

The value of (1-i)^3/(1-i^3) is equal to

In the circuit shown, the value of currents I_(1), I_(2) and I_(3) are

If (1+i)(1+2i)(1+3i)...(1+n i)=a+i b , then the value of; 2. 5. 10. 17... (1+n^2\ ) will be (a) . a-i b (b) . a^2-b^2 (c) . a^2+b^2 (d) . none of these

If Sigma_( i = 1)^( 2n) sin^(-1) x_(i) = n pi , then find the value of Sigma_( i = 1)^( 2n) x_(i) .