[" Inustranow "3.11" Find the principal value of the arg( "z" ) and "],[" Iz of the complex number "z=1+cos((11 pi)/(9))+i sin((11 pi)/(9))]

The principal value of the arg(z) and lzl of the complex number z=1+cos((11 pi)/(9))+i sin((11 pi)/(9)) are respectively

Find the modulus of the complex number z=11-i

Convert the complex number z=(i-1)/(cos(pi)/(3)+i sin(pi)/(3)) in the polar form.

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^(@))

Find the complex number z if arg (z+1)=(pi)/(6) and arg(z-1)=(2 pi)/(3)

Find the principal value of : sec^-1 sec(frac{11pi}{3})

The principal argument of the complex number z = (1+ sin""(pi)/(3) + icos""(pi)/(3))/(1+sin""(pi)/(3) - i cos ""(pi)/(3)) is

The principal value of arg(z), where z=1+cos((8 pi)/(5))+i sin((8 pi)/(5))( where i=sqrt(-1) ) is given by

Convert the complex number z=(1-i)/(cos pi/3 + I sin pi/3) in the polar form.