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。8 c. b9 \* A* \( f6 F3 Y* j) t
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇; O9 y6 d* m, S9 ?8 |. q
1. x -> 0+0i
3 Y3 L9 J I9 L% ]& s2. y -> 0+1i
8 u- T' y% D6 d ]3 mwww1.tvboxnow.com
0 I# I& l3 z9 q! jMagnitude of x is |√(0^2 +0^2)| = 0www1.tvboxnow.com& Y) S* |2 ?7 V3 P4 r3 H
Magnitude of y is |√(0^2+1^2)| = 1
$ Z$ A1 \+ z" G- d. STVBNOW 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。tvb now,tvbnow,bttvb0 Q7 A! ~- }" D/ `0 ?# W2 Z7 c
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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