z5 ^; j8 ]& a) }! j3 ~2 Q公仔箱論壇若0只代表实数,i是虚数公仔箱論壇3 q# v7 ~, Q, H- U X* e6 w0 I
两者不具备可比性作者: samtsirhc 時間: 2009-2-16 02:36 PM
good answer+ H; r9 `: K' K) \
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.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。% H/ `# u) |+ h8 ]1 S' h
So if want to compare these two numbers, it should compare there magnitude. / m7 q* \. C4 o5 I# i公仔箱論壇1. x -> 0+0i : b) w, z/ V% G$ p% k8 Z% w公仔箱論壇2. y -> 0+1i . m3 m! p4 v4 F# u% ?( ? 8 ~, h: i0 k3 S7 j$ o4 V' i) D5.39.217.77:8898Magnitude of x is |√(0^2 +0^2)| = 0. ? E b8 c# w9 X" d* R3 Z7 D1 G
Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇' P0 ?1 f2 v9 [, U
' ^* }% e6 G5 l# p8 b. Y) ~So, the magnitude of y >x作者: rubykwok 時間: 2013-1-6 06:50 PM