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.5.39.217.772 C( f7 r6 e0 O8 m! O; {; m
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇* u: @' `$ _) `8 b
1. x -> 0+0i: J3 g7 c4 G( A: g
2. y -> 0+1itvb now,tvbnow,bttvb1 F- _7 b, U7 m

. f- a: M8 ^" N9 x, Q% Q! eTVBNOW 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 x is |√(0^2 +0^2)| = 0
8 B* K, s: |! oMagnitude of y is |√(0^2+1^2)| = 1公仔箱論壇. p+ R; t& ~! g% m& c2 m/ H

9 T$ O7 U9 s* [% X' rTVBNOW 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。So, the magnitude of y >x

rubykwok

其實唔知啱唔啱，我都係估吓估吓咋