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.
( p) G, Q) n- j* q6 jtvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.公仔箱論壇6 r, h" B1 c8 g3 i% L  \
1. x -> 0+0iTVBNOW 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。. F' \" T, ?- ^! _4 \2 ^
2. y -> 0+1i
' N5 z1 z4 O, a( o4 i5.39.217.77:88986 T# r( R( g2 a/ w
Magnitude of x is |√(0^2 +0^2)| = 0
# v" m, ~& K' P$ b( X: ^2 rMagnitude of y is |√(0^2+1^2)| = 14 k% q% f' k& S8 N, K

( @" Y. f8 v0 ?" d5.39.217.77:8898So, the magnitude of y >x

rubykwok

其實唔知啱唔啱，我都係估吓估吓咋