" the forme infeges ualug "n((1+1))/((1-i)^(n-2))

The least positive integer n such that ((2i)^n)/((1-i)^(n-2)),i=sqrt(-1) , is a positive integer,is ______

The expression ((1+i)^(n))/((1-i)^(n-2)) equals

The expression ((1+i)^(n))/((1-i)^(n-2)) equals

The number ((1+i)^(n))/((1-i)^(n-2)) is equal to

Find the lowest value of n such that ((1-i)/(1+i))^(n^(2))=1 , where n in N .

Find the integral values of n for the equations : (a) (1+i)^(n)=(1-i)^(n) (b) (1-i)^(n)=2^(n)

Prove that (1+i)^(2n)+(1-i)^(2n) = 0 if n is an odd integer and, equal to 2^(n+1)/((-1)^(n//2) if n is an even integer.

The complex number (2^(n))/((1+i)^(2n))+((1+i)^(2n))/(2^(n)),n varepsilon I is equal to

A : (1+i)^(6)+(1-i)^(6)=0 R : If n is a positive integer then (1+i)^(n)+(1-i)^(n)=2^((n//2)+1).cos""(npi)/(4)