As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb, r! F6 F0 B u5 I! z7 G
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇9 X5 \! W$ [% G
1. x -> 0+0i
6 j% A' u2 s0 j( rtvb now,tvbnow,bttvb2. 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。1 n* b: j- F6 V! \& g' O
5.39.217.77:8898% |0 a& E" p: k3 S: Q
Magnitude of x is |√(0^2 +0^2)| = 0
: ], _: ]$ U4 Q8 @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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