As x is a pure real number, but y only with imaginary part.
/ ]: K7 h" y5 p" Y NSo if want to compare these two numbers, it should compare there magnitude.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。+ n4 _2 u* i/ Y
1. x -> 0+0i公仔箱論壇& J7 A8 g9 A) s6 r7 U# F9 z/ T. M! K
2. y -> 0+1i
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Magnitude of x is |√(0^2 +0^2)| = 0TVBNOW 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。1 k8 d T* U: F0 N9 a" P r
Magnitude of y is |√(0^2+1^2)| = 1- k( {0 [6 X( J
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So, the magnitude of y >x |
發表於 2013-1-6 06:17 PM
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