chapter - 2 - complex numbers chapter - 2 - complex numbers - ex: 2.1 chapter - 2 - complex numbers - ex: 2.2 chapter - 2 - complex numbers - ex: 2.3 -or- chapter - 2 - complex numbers - ex: 2.1, 2.2, 2.3 chapter - 2 - complex numbers - ex: 2.4 -or- chapter - 2 - complex numbers - ex: 2.5 -or- chapter - 2 - complex numbers - ex: 2.6 -or- Ex 2.6- 6 chapter - 2 - complex numbers - ex: 2.7 -or- chapter - 2 - complex numbers - ex: 2.8 -or-