good answer ! n4 I( J- ~0 t9 _) Hi 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.公仔箱論壇( K; I% v: |$ z; t( N
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇& K# i2 `# E9 p5 S& ~6 E9 X/ m
1. x -> 0+0i $ T' t v( M+ f6 T: H( VTVBNOW 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。2. y -> 0+1i# x3 K, S! I: L5 V7 p. h6 ^
7 }2 ^; c8 L3 F4 E; t$ ^2 T公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0 ; o9 i- a/ o" |7 d公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1 8 x6 Y2 m9 S2 {4 DTVBNOW 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。 ! Q5 X0 e- ]% i公仔箱論壇So, the magnitude of y >x作者: rubykwok 時間: 2013-1-6 06:50 PM