As x is a pure real number, but y only with imaginary part.
4 u! I7 \$ m8 c" K* Q( m7 h5.39.217.76So if want to compare these two numbers, it should compare there magnitude.( g* P# s# O8 Q: l: d3 m
1. x -> 0+0i
7 }1 K: d! M* `: a; d7 z! |8 p公仔箱論壇2. y -> 0+1iTVBNOW 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& c' b( A4 g; w
! b! o8 {) G. s( d- ~8 `8 JMagnitude of x is |√(0^2 +0^2)| = 0公仔箱論壇5 k1 K0 }1 ], R/ O. D6 l/ d
Magnitude of y is |√(0^2+1^2)| = 1
$ q- _, d) g, e) |. h9 c# I公仔箱論壇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。% k# {6 d, M1 e% t. X. C. y
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
| 
