As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb2 Y2 ?# r1 @- b) J0 H$ S. D( u
So if want to compare these two numbers, it should compare there magnitude.7 T5 T( ]/ g+ j2 }
1. x -> 0+0iwww2.tvboxnow.com/ I9 F: |5 P: z6 z$ f5 F+ x- U. ~6 L! }
2. y -> 0+1i公仔箱論壇( e4 B+ L4 K4 r/ k9 {
公仔箱論壇# n* g3 v8 p; @& r
Magnitude of x is |√(0^2 +0^2)| = 0
1 h9 F, U3 |. ^* j' R- \# G3 kMagnitude of y is |√(0^2+1^2)| = 1TVBNOW 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。0 O" ?% E& [' r4 I4 Z- J5 }
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' p/ b" V) a4 u/ K: Z
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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