If `z_(1)=-1 and z_(2)=-i`, then find Arg `(z_(1)z_(2))`

If z_(1)=-1,z_(2)=i then find Arg ((z_(1))/(z_(2)))

If z _(1) =- 1, z _(2) = i, then find Arg ((z _(1))/( z _(2))).

If Z_(1)=-1,Z_(2)=-i then find Arg(Z_(1).Z_(2))

If z_(1)=1+i, z_(2)=sqrt(3)+i, then arg ((z_(1))/(z_(2)))^(50)=

If |z_(1)|=|z_(2)| and arg (z_(1)//z_(2))=pi, then find z_(1)+z_(2) .

If z_(1)=(sqrt3-1)+(sqrt3+1)i and z_(2)=-sqrt3+i" ""find" " "arg z_(1) and argz_(2), hence, calculate arg(z_(1)z_(2)).

If z_(1)=1+i,z_(2)=sqrt(3)+i then arg((z_(1))/(z_(2)))^(50) is

Let z_(1) and z_(2) be two complex numbers such that bar(z)_(1)+bar(iz)_(2)=0 and arg(z_(1)z_(2))=pi then find arg(z_(1))

If |z_(1)|=|z_(2)| and arg (z_(1)//z_(2))=pi, then find the of z_(1)z_(2).