Complex functions

Chapter 1 1. Calculate the triangle or exponent representation W 3+5i i; -1; -8x(1+ V/3i); cos 2 Tt 7i +1 +isin 9 9 2. Calculate: (1) Vi; (2) V-1 ; (3) VV3 + Vi. Chapter 2 1. Calculate the limit of the following functions. Re(z) z-i lim lim lim zz + 2z -z -2 lim (1) z-90 1+z ; (2) 2->0 z ; (3) 2- z (1 +z ) . (4) 2->1 z' - 1 AX Z #0. f ( z ) =