As x is a pure real number, but y only with imaginary part.
" a9 X7 ^) G: u5 `+ T4 O5.39.217.76So if want to compare these two numbers, it should compare there magnitude.; E0 G8 h4 D' Z1 l
1. x -> 0+0i
; V$ @* _# v# ]. I. j8 hTVBNOW 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. y -> 0+1i
' G' S3 z; k) h2 q5.39.217.765.39.217.76! w' s2 U9 _6 y, U
Magnitude of x is |√(0^2 +0^2)| = 0, j) X# K4 A7 @* Q% e+ S/ A
Magnitude of y is |√(0^2+1^2)| = 1tvb now,tvbnow,bttvb5 X( M/ `7 t& z2 m4 [3 y/ y
5.39.217.76* |( h3 b! L& r0 L: \
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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