2011 Guangdong Question 1 Single-choice Differentiating 2011_省自主命题(广东) 1. 设复数 z 满足 $i z = 1$ ,其中i为虚数单位,则 $z =$ A. -iB. iC. -1D. 1 Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →