As x is a pure real number, but y only with imaginary part.
( } W; g" h" s- E; C4 fSo if want to compare these two numbers, it should compare there magnitude.
* T- R$ h0 [! G+ q1. x -> 0+0itvb now,tvbnow,bttvb" K% k5 {; z6 E% ]$ K6 [
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。: L2 |' r6 n. s
tvb now,tvbnow,bttvb L# i0 |! @4 F. f% C' Z3 P7 i
Magnitude of x is |√(0^2 +0^2)| = 0
9 H2 i6 ^3 l2 x: C3 x) XTVBNOW 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。Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇2 X/ F0 i. x& I3 @! }3 v7 @
0 V: _: a$ z& i: j9 w) f' C! o公仔箱論壇So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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