Hong Kong Institute of Vocational Education (Tuen Mun)
MATH 2004

Winter 2015
Rlig FOR TEACHERS USE ONLY
Solution Remarks
1 3 3 3
II (a 25) : a f for (xy)" =xny
5 b and can be absorbed
= aJb for L=xmn Gr xn =i
H X.
b and can be absorbed
' ?
2
2 Z
I a x
yearx): 2
a}, _ xy 2 2 for expanding
#10) a 2 _ 'ay for putting x