_ / xc.tfi.shtamssina.www_ moc.liamtoh@idhemle_ssina: / 58 73 51 360: / - 2 - 341:

: _ I

: 1(

:= +b xa0 2(b: = +b0 xa 0 a : 1(

a .

= +b0 . xa 0 b = a0 : 2(0

= +b0 .xa =0 b = a: 3(0

= +b0 .0 xa =0 b a: 4(

1 7 2:

: 3(

= +x x 1(1

.

= +x x 7 2: 1 2

8

:

x x7

x =

=8

. :

= x x5 3 11 3 : 2(5 3 1

.

= x x 1 3: 5 3 3

6 0

:

x x11

x+ =

=

. :

CA2

bab x a0 .

. = +

.x

(

_ / xc.tfi.shtamssina.www_ moc.liamtoh@idhemle_ssina: / 58 73 51 360: / - 2 - 341:

.+ = +4 x x2 8 2): 3(+ = +x x4 2 8 2) : (

8 2 8 28 8 2 2

0 0

:

x xx x

x

+

+ = =

=

. :

= + 4( x5 5 5: 5:

.

= + x 5 5 5 50 5

:

x

=5x

=

. 0

= + +d xc b xa0 ) () ( 3(

:

: -- ( ba

b a0

a b =0=0= := + -- ( +d xc b xa0 ) () (

: = + +d xc b xa0 ) () b (a ) (

: -- (

.= x x0 1 2) ( 1(

: = 0 x x1 2) ( :

= x 0 1= x0 2 0

= x 1= x

.1 0 :

= +d xc0 ) (= +b xa0

) () (

_ / xc.tfi.shtamssina.www_ moc.liamtoh@idhemle_ssina: / 58 73 51 360: / - 2 - 341:

.= 0 x x x4 1 2 2( : = x x x0 4 1 2 : ) () (

= x 0 4= x0 1 2 = x0 1 2

= = 4x x1

2 = 4 = xx

1 0 : 2

.4

.= x x0 2 7 5 3) () ( 3(

= x x0 2 7 5 3) () ( : 0 2 7

:

= x5 3 0= x 7 2

= x5 3 = x

7 2

= x53

= x

7 : 2

5 3

.

: _ II

: 1(

: . / 1 . / 2 . / 3 . / 4 . / 5

: 1(

. 08 5

02

.

:

: 1(

. x

: 2( x ) (

_ / xc.tfi.shtamssina.www_ moc.liamtoh@idhemle_ssina: / 58 73 51 360: / - 2 - 341:

x02 502 5 x :

. = +x x08 02 5 ) (

: 3( : = +x x08 02 5 : ) (

x

08 001 51 08 6081 6

0816

03

xxx

x

x

+00

= + ====

: 4(

01 5 03 02 03 5 03) (05 0308

+ = ++ ==

)02 03(

.03

: 5(

03 . 01