The amplitude of `e^(e^-(itheta))`, where `theta in R and i = sqrt(-1)`, is

The amplitude of e^(e^-i theta is equal to

Real part of e^e^(itheta) is

(1 + e^(-i theta))/(1 + e^(i theta)) =

The value of e^(I theta) - e^(-itheta) is …….

Find the real part of e^e^(itheta)dot

Find the real part of e^e^(itheta)

-1+i sqrt(3)=r e^(i theta) then theta=

If 1+ sqrt 3 i = r e^(i theta) then, theta =

If prod_(p=1)^(r) e^(iptheta)=1 , where prod denotes the continued product and i=sqrt(-1) , the most general value of theta is (where, n is an integer)