sai2236534

真是超級簡單

maninfat

e)None of the above

rubykwok

As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb; }' Y9 I$ P5 X& u" [+ _( ]% x+ z! C7 x
So if want to compare these two numbers, it should compare there magnitude.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。. d& N$ k/ A' N' S
1. x -> 0+0iwww1.tvboxnow.com& }, I7 `$ `- W' u2 d6 M/ G+ ?
2. y -> 0+1i
# s; c! x. ?' @0 F8 _3 t, e7 VTVBNOW 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。www1.tvboxnow.com6 F  m+ u7 ?0 C( w7 h5 D
Magnitude of x is |√(0^2 +0^2)| = 0公仔箱論壇3 l& H/ `4 i$ r& X  ^
Magnitude of y is |√(0^2+1^2)| = 1" J% A' W$ R  m3 M% Z7 m

+ K% X/ Q: v( V/ E( ^公仔箱論壇So, the magnitude of y >x

rubykwok

其實唔知啱唔啱，我都係估吓估吓咋