复数2减i除2+i等于多少

2025-12-25 08:45:52
推荐回答(2个)
回答1:

(2-i)/(2+i)=(2-i)^2/(4-i^2)=(3-4i)/5

(2+i)/(2-i)=(2+i)^2/(4-i^2)=(3+4i)/5

回答2:

(3-4i)/5