As x is a pure real number, but y only with imaginary part.
9 F4 x6 k U6 `: y$ ~6 j公仔箱論壇So if want to compare these two numbers, it should compare there magnitude.# e" h: v4 j% f w# D. _4 m
1. x -> 0+0iTVBNOW 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。! u8 \! u8 X! k N$ u/ X
2. y -> 0+1i0 I8 a; F. E6 j! @
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Magnitude of x is |√(0^2 +0^2)| = 0
; C/ e% c$ s! e5 B3 n* U* C5.39.217.76Magnitude 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。# M# w4 }4 k( O
3 _) B* o2 m" `: A
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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