As x is a pure real number, but y only with imaginary part.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。, Q! L9 }: N* E
So if want to compare these two numbers, it should compare there magnitude." o5 l) Y& A9 I3 g/ s
1. x -> 0+0i
3 Q: z: v4 @+ y) s: {% u5.39.217.77:88982. y -> 0+1i2 D* J! z1 y' t% E
5.39.217.77:8898% C% d8 l" Q8 d7 L, C: l
Magnitude 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。- E8 a7 J1 u1 n4 z3 Q; g
Magnitude of y is |√(0^2+1^2)| = 1tvb now,tvbnow,bttvb7 Z/ X: f/ t1 M
tvb now,tvbnow,bttvb9 @/ ^* E, |' p; k O" _
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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