题目内容
若复数z=1+i(i是虚数单位),则( )
| A.2z2-2z-1=0 | B.2z2-2z+1=0 | C.z2-2z-2=0 | D.z2-2z+2=0 |
∵复数z=1+i,∴z2=(1+i)2=2i,2z=2(1+i)=2+2i,∴z2-2z=-2,即z2-2z+2=0.
故选D.
故选D.
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题目内容
| A.2z2-2z-1=0 | B.2z2-2z+1=0 | C.z2-2z-2=0 | D.z2-2z+2=0 |