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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
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呵呵~我唔識呀作者: kangchuyi 時間: 2009-3-23 01:35 AM
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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.; A# _/ ^! u; \
So if want to compare these two numbers, it should compare there magnitude. 2 z1 E- u0 A9 X7 {1 F6 C" s1. x -> 0+0i公仔箱論壇% L3 Z: c8 {6 g; N* o5 L
2. y -> 0+1i + D; R0 z! m' F" R. G0 m- ^TVBNOW 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。tvb now,tvbnow,bttvb- L9 V# s3 M* C4 w
Magnitude of x is |√(0^2 +0^2)| = 0: p4 y ?; v. l& [& S- A
Magnitude of y is |√(0^2+1^2)| = 1 - y/ F( O. B# B h* ^公仔箱論壇公仔箱論壇9 I( N: j) M* Y7 O. c' @$ m
So, the magnitude of y >x作者: rubykwok 時間: 2013-1-6 06:50 PM