Question

(4-j)(5-j)/(5+j)(5-j)=

Answer 1

Ответ:

(21/26)-(9/26)j

Пошаговое объяснение:

(5-j)*(5+j)=5*5+1=26

(4-j)*(5-j)=20+1-9j=21-9j

(21/26)-(9/26)j