As x is a pure real number, but y only with imaginary part.# U0 `8 g0 J- ?) S- D" H5 h
So 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。1 P! m6 T) O! Z% ~
1. x -> 0+0i
+ \# c) o p. _% d* [& zos.tvboxnow.com2. y -> 0+1i公仔箱論壇, i2 y1 z3 \' {/ ^$ b$ v
2 d9 \+ }& Z% C+ X5 O9 n. i* RMagnitude 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。- W/ h5 `6 v$ h; Z. ?7 Z
Magnitude of y is |√(0^2+1^2)| = 1
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So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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