As x is a pure real number, but y only with imaginary part.
+ L2 w" p: e8 F0 ?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。So if want to compare these two numbers, it should compare there magnitude.+ Y+ ?( h( E8 q
1. x -> 0+0i公仔箱論壇7 s7 Y8 i/ V8 h* F' T% ]
2. y -> 0+1i' t: n& Y" K# i; _: t
A9 ~3 ? w& d8 s' T! m2 u; q3 X( t0 ^) Qtvb now,tvbnow,bttvbMagnitude of x is |√(0^2 +0^2)| = 0tvb now,tvbnow,bttvb* s! r' v& A8 b6 n3 a
Magnitude of y is |√(0^2+1^2)| = 1) _$ H3 y0 r7 D ~% Z' N
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。' J$ j0 c8 c# f+ T
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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