If `cis alpha.cis beta.cis gamma=cis x ` then the value of x is

Ifx=cis alpha,b=cis beta,c=cis gamma and x+y+z=0 then find the value of (1)/(x)+(1)/(y)+(1)/(z)

If A,B,C are angles of a triangle such that x = cis A , y = cis B , z = cis C , then find the value of xyz .

If A, B, C are angles of a triangle such that x = cis A , y = cis B , z = cis C , then find the value of xyz.

Ifa= cis alpha,b=cis beta,c= cis gamma then (a^(3)b^(3))/(c^(2))=

If x=cis alpha ,y=cis beta , then find xy+(1)/(xy)

If x = cis theta , then find the value of [x^(6) + 1/x^(6)] .

If x = cis theta , then find the value of [x^(6) + 1/x^(6)] .

If a=cis alpha , b= cis beta , c= cis gamma and (a)/(b)+(b)/(c)+(c)/(a)=1 then cos (alpha-beta)+cos (beta-gamma)+cos (gamma-alpha)=

If x=cis A , y=cis B , z =cis C where A, B, C are the angles of a triangle then x y z=

If x=cis alpha ,y=cis beta , then find x^4y^3+(1)/(x^4y^3)