Y%S

H ;%( ),2008

I .

01)(a). 2 + + = 0 ; 0 . 4 4 b c .

, 4

4+ 1

4

4+ 1 ,b c

.

(b). () ( ) () .

() ( )( ) + ; . , , () () A B m% .

, 3 + 2 + ( 1)( + 2) k . 02)(a). 7 8 5 H .

i. ,

ii. ,

iii. ,

.

(b). (1 + ) m% 45,120 210 ; n Hd. .

(c). (1 + ) m% fY%a ? .

03)(a). Hq , n 5+1 2+1 3+1 6 .

(b). (i) =1 , n

2

>

(1)

2

.

(ii) fY%a r 21

(+1)(+2) .

= () ( 1) () . , =

=1 .

lim

? .

04). 3 1 3 1 = 0 . , 2 .

r = 1,2,3 (1

1+) =

1

2 , m% Hd

.

1 2 3 12 + 2

2 + 32 12 23 31

Hd . 1 1 = 2

23 1 = 22 3 m%

.

1 2 3 Hd ;%s .

05)(a). m% () = tan Y%s x Hq .

0 < < 1 tan (1), x .

(b). y u H Y%s

2