数学题目关于复数1⼀z1=z2,且z2=2-i,z1=a+i。求复数A

2024-11-20 01:54:44
推荐回答(2个)
回答(1):

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回答(2):

由条件,得
z1=1/z2
=1/(2-i)
=(2+i)/(2+i)(2-i)
=(2+i)/4
=1/2 +i/4
所以
a=z1 -i
=1/2 +i/4 -i
=1/2 -3i/4