good answer ! K9 v* t( h x0 d, Bi love it作者: dr3jai 時間: 2009-2-17 01:32 PM
I think is X>Y作者: ongoky 時間: 2009-2-17 01:56 PM
The Answer is E, There is no answer for Square root of negative Number作者: alanma 時間: 2009-2-17 06:27 PM
作者: yinyinyin1234 時間: 2009-2-17 07:49 PM
see answer作者: 域琪 時間: 2009-2-20 12:31 AM
呵呵~我唔識呀作者: kangchuyi 時間: 2009-3-23 01:35 AM
thank作者: haha28 時間: 2009-5-5 09:18 PM
thanks作者: bb6633 時間: 2010-12-6 01:16 PM
Thanks for sharing作者: felix9981 時間: 2010-12-16 01:36 PM
呵呵~我唔識呀作者: bluekid2030 時間: 2012-12-28 12:44 PM
難題作者: sai2236534 時間: 2012-12-29 07:13 PM
真是超級簡單作者: maninfat 時間: 2013-1-1 10:27 AM
e)None of the above作者: rubykwok 時間: 2013-1-6 06:17 PM
As x is a pure real number, but y only with imaginary part.- O+ {8 h7 A% {5 W9 i$ e+ x2 v
So if want to compare these two numbers, it should compare there magnitude.6 n3 ^7 U E% v- G0 o
1. x -> 0+0i 7 ?4 h& {7 e1 y! z/ `tvb now,tvbnow,bttvb2. y -> 0+1i公仔箱論壇# a! v5 Y& O% a! ?* T, X
; }1 l% ^, d* t" m- @8 O
Magnitude of x is |√(0^2 +0^2)| = 0TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。6 F+ [: w, m+ I* t
Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇1 ^# ], g" m0 H, ?$ C# l5 U
! C/ p- h6 @1 B7 V7 X4 i% bSo, the magnitude of y >x作者: rubykwok 時間: 2013-1-6 06:50 PM