標題:
Maths Questions
發問:
此文章來自奇摩知識+如有不便請留言告知
- a) Let x and y be real number and 2/x+i = 3/4-yi, find the values of x and y. ANS: x= 8/3, y= -3/2 b) Evaluate (i) [-1/2 + (3^0.5 /2)i]^2 ANS: -1/2 + (3^0.5 /2)(ii) [-1/2 + (3^0.5 /2)i]^3 ANS:1(iii) [-1/2 + (3^0.5 /2)i]^2010 ANS:1 - Find i^-2011. ANS: i Thanks!
最佳解答:
======================================================== 圖片參考:http://img573.imageshack.us/img573/6295/27296235.png 2010-11-06 18:03:54 補充: http://img573.imageshack.us/img573/6295/27296235.png
其他解答:
文章標籤
全站熱搜
留言列表