2009 Sichuan Question 3 Single-choice Differentiating 2009_省自主命题(四川) 3.复数 $\frac { ( 1 + 2 i ) ^ { 2 } } { 3 - 4 i }$ 的值是 A. - 1B. 1C. -iD. i Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →