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(A)1 (B)-i (C)±1 (D) ±i
设z的共轭复数是,或z+=4,z·=8,则等于( )
A.1 B.-i C.±1 D. ±i
(山东卷理2文2)设z的共轭复数是,或z+=4,z·=8,则等于( )