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。2 d6 x7 ^" w$ J, w4 b
So if want to compare these two numbers, it should compare there magnitude.+ D+ D. c5 I' C, U
1. x -> 0+0i
5 T/ }9 R( v: Y0 t5.39.217.762. y -> 0+1i
1 }; C+ a0 s- d9 m# P+ S
* A, v1 r6 Z7 X4 ?% ztvb now,tvbnow,bttvbMagnitude of x is |√(0^2 +0^2)| = 0
& O5 {+ Y2 E3 |0 cTVBNOW 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。Magnitude of y is |√(0^2+1^2)| = 18 P: l" k+ G5 ]) B x8 y
5.39.217.768 h7 |! J9 B+ i1 g% t' E1 y% n; D
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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