问题
填空题
设i是虚数单位,若复数z满足
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答案
∵复数z满足
=2-3i,∴z 1+i
=2-3i,化为z(1-i)(1+i)=2(2-3i)(1+i),∴z=5-i,z(1-i) (1+i)(1-i)
故复数z的虚部为-1.
故答案为-1.
设i是虚数单位,若复数z满足
|
∵复数z满足
=2-3i,∴z 1+i
=2-3i,化为z(1-i)(1+i)=2(2-3i)(1+i),∴z=5-i,z(1-i) (1+i)(1-i)
故复数z的虚部为-1.
故答案为-1.