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。& S/ x! C7 n6 n; R; O) F T
So if want to compare these two numbers, it should compare there magnitude.* m2 q2 b# X) e2 z9 W/ f% o0 C7 g( g
1. x -> 0+0i
: q) I4 ]' O$ Y/ M& Z1 y/ Atvb now,tvbnow,bttvb2. y -> 0+1i
8 `( V N) M" j4 i6 Y+ {5 TTVBNOW 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。0 m* p& E; D( ]' q
Magnitude of x is |√(0^2 +0^2)| = 05.39.217.76. v% c5 K( F8 R) F4 D( H" ?5 S
Magnitude of y is |√(0^2+1^2)| = 1* s* K7 L; @4 J6 ?
公仔箱論壇0 d9 R- B* M' T% B3 a( E8 }8 _) v1 u
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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