Find the modulus, argument, and the principal argument of the complex numbers. `(i-1)/(i(1-cos((2pi)/5))+sin(2pi)/5)`

Find the modulus,argument,and the principal argument of the complex numbers.(i) (tan1-i)^(2)

Find the principal argument of the complex number sin(6 pi)/(5)+i(1+cos(6 pi)/(5))

Find the modulus,argument and the principal argument of the complex numbers: a z=1+cos((10 pi)/(9))+i sin((10 pi)/(9))(b)z=-2(cos30^(@)+i sin30^(@))

The argument of the complex number sin6(pi)/(5)+i(1+cos6(pi)/(5)) is

Find the principal argument of (-2i).

The argument of the complex number (1 +i)^(4) is

Find the modulus and argument of -4i.

Find the modulus and argument of the complex number (1+2i)/(1-3i)