El profesor se sorprenderá mucho al ver tu solución correcta😉
5 3 2 25*z - I*z + (2 + 3*I)*z - 123 = 0
z1 = 1.36685559282919 - 0.00690701504403573*i
z2 = 1.36685559282919 - 0.00690701504403573*i
z3 = 1.36685559282919 - 0.00690701504403573*i
z4 = 1.36685559282919 - 0.00690701504403549*i
z4 = 1.36685559282919 - 0.00690701504403549*i