Найдите пж мнимую часть

3i

F4

Zov вроде

11/4

11*i/10

z = (2 + 3i) / (3 - i) =
= (2 + 3i)/(3 - i) * (3+i)/(3+i) =
= (2 + 3i)(3 + i) / (3 - i)(3 + i) =
= (6 + 9i + 2i + 3i^2) / (3^2 - i^2) = ----> (i^2 = - 1) =>
= (6 + 9i + 2i - 3) / (3^2 + 1) =
= (3 + 11i) / 10