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。1 C! R" v9 |( o9 _ ]% {
So if want to compare these two numbers, it should compare there magnitude.
8 ?7 X! C/ s) ^2 {( o! CTVBNOW 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. x -> 0+0i公仔箱論壇 w I$ S$ y' h
2. y -> 0+1i
( s- i' O! c5 R5.39.217.77公仔箱論壇5 {5 Y% Z |% Y4 A
Magnitude of x is |√(0^2 +0^2)| = 0
: ~% P* h6 j9 O0 Q/ C$ |" B s$ c. ?5.39.217.77Magnitude of y is |√(0^2+1^2)| = 1* }3 h5 x0 A1 D J
4 K; m8 Z; D2 f8 E" O) o pSo, the magnitude of y >x |
發表於 2013-1-6 06:17 PM
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