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复数是实数,则实数的值为( ▲ )
A.-1 B.0 C.1 D.
复数z=在复平面上对应的点在圆上+=1,则实数m值为
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复数4-3a-a2j与复数a2=aai相等,则实数a的值为
A.1
B.1或-4
C.-4
D.0或-4
若复数Z=+m(1-i)(i为虚数单位)为纯虚数,则实数m的值为
A.0 B.1 C.-1 D.2