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.
+ m: q/ E# L7 v# ?" Z3 Vtvboxnow.comSo if want to compare these two numbers, it should compare there magnitude.
* ]& Q$ M  s4 s9 j7 Z& Ktvboxnow.com1. x -> 0+0i9 `5 L& _. S4 D: @9 ?5 {. i3 X4 H- H1 d
2. y -> 0+1i5 F/ R. |/ @% i* `0 ^) g4 s: V

5 D' s3 B5 E$ ~$ \4 XMagnitude of x is |√(0^2 +0^2)| = 03 ~; Q* W4 u; e7 \% A
Magnitude of y is |√(0^2+1^2)| = 1- H1 K4 F% P: y. {8 F: {

5 e/ [* d0 ~3 i- x4 M. Atvboxnow.comSo, the magnitude of y >x

rubykwok

其實唔知啱唔啱，我都係估吓估吓咋