good answertvb now,tvbnow,bttvb' ~6 { e7 s" Z; [
i 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.tvb now,tvbnow,bttvb" J3 T4 T- }# \$ i0 k3 u7 ]
So if want to compare these two numbers, it should compare there magnitude. 7 c5 f1 c6 v- P0 @0 f6 [公仔箱論壇1. x -> 0+0i + o# U3 u" g/ R G2. y -> 0+1i+ D4 A. @; t9 e. G' j& }, P
7 V( b! @. X6 w y* s
Magnitude of x is |√(0^2 +0^2)| = 0 ( x7 f m4 E; U4 _- F6 \9 vMagnitude of y is |√(0^2+1^2)| = 1公仔箱論壇) x- d7 b" m% ~ n% O+ J
# c' H# p1 a8 c. G5 m, a1 ` x$ o3 ?5.39.217.77:8898So, the magnitude of y >x作者: rubykwok 時間: 2013-1-6 06:50 PM