As x is a pure real number, but y only with imaginary part.
. i; V; z+ C3 S6 q2 Ktvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude." B. g8 b/ e6 C2 i7 l
1. x -> 0+0i
; X$ y: M6 y1 k5 O7 ]7 l( YTVBNOW 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
' D6 e+ M" B0 N- @1 A公仔箱論壇
4 t, k0 I" ^+ o# N/ z) l$ atvb now,tvbnow,bttvbMagnitude of x is |√(0^2 +0^2)| = 0' r! r( G9 B a0 C: c
Magnitude of y is |√(0^2+1^2)| = 1tvb now,tvbnow,bttvb' \4 _( h3 n% z% N, [ u
! l H* }0 }, N
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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