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( o ),

| : =-3L+.1 ,.LcrR{ y= r-& [5, lÀ+3 . \iylii>r'i-

.

r .= 2t+!,

(D),1 t_r v= -zt

i téR-

L â' crtrA ÀU1r1*.u.l'1 _i (a

. c B14,"L:l[,..J1 (p) à-b :r.ru,L r -e "r;-il| 4., " " lârr t* L!-',-r-.1'qEll i,trj,i (e).5;;fl$* Otç,:rJlj a* -t k (?).ri-+jlç;lyjd di_-Jl c:li _r+ I - ? (A),(D),r#$rJlael s---; (s ot-+li-.r?-

j-t(4 (alËd_",b:O)Ë"àtl.tlJùo;*)l
iblru*Jf Aç'tût4*Ào,l.,;i ,lo,tjl)

(a)'

t-U:.,,rirr- c{.t$

': |( €::?. i z+#-5=o

!. , ,, 4r5

4,5 L

ù:;4!t

aç**u>rl,ruI

"i"çl';Jl,oi-tt, ' c'+jzri.,.,rtr

. (O .*r",,rll,h e_tûkoo;:-,4 ÇrÇ,u.1 ,,.*-./4 'iÀUl'ùt-,- D r"l;--Jl&I ,.-,- l f€ 'àr tJ .,ll" (O 4l-rtt, A 6f. ,rurt ( g iiÉrt z;, r(- , s r".o..* (-l

. (P).sj;à,11, u-- ' -----(tf {d',irfur3L

tJ

L 4â.

.A 1l-ïitJ'-.r}t,U+ h Hl (p)6êJlrfol*3a-rla! r-, 'i.J-:;r H 6b ys H' 'il-ull *-i, t} Ll

,.r1

-I

.+, , H''lJi,tljf.li(u.,',ulltal,r+â,ÀJ _-; ç,ir.L.',.,'i (8),{D oT,r_r..,d oll u.4ri+,j^i'ç* e Ëà,ô.:rL}lii;

!7-

2

_

lt'|.
*L--4zè

(L t

r 6rf j:f

a.È-4

I

''

| ,',=-,

' iJ,t'JlR e J-

si" (x+l) sÀzx= t,

:

- aik". A6l= cosçx A6)= (,/1rt* -4 (lîcax

C...,

(z

, tl9t r;,.r_lJl {t o'.SJ

' ;-21 6t--2h

+a)

('

â(r).
4-- cax + an3t

t

^ o* i{*l

C)-

: 1s'l 6->. (1

&+L"= 4 cosox L= 2,in2n

cnlv-

6tZ "it'-: e) .-.,-tta (ç ft 1:[o'-n] iy

'--' Zail&caz+

,

cav ,a (z'- '{)

a-+L-- L{7

t'iJ'bjl

o

ë'sx+srÈx1(-r3x1srir3r"=

1&)= Lç ù r h ^ + ù 6 - T ) -gg' / - z1 1,-T-s=L tî

/r;T

{Q"

(cn^, a{) (a,^--oi

î

)

8

*e : çs'tç---

<(s='

'j (;J K'

^Y :

irÏ'i'

5

/

ra

7t

1

','t (l Q R ,--t^/ t u " : 5--a

2 4 (î "7,)*t*-T ) ((*t-'\

/-. r 6 (; *fi )t "

tn

'/.1 -ÏU-u'>S

Lqy ct'*r

('-t

, -n--qç)l T=[",T) J\-.)t i 't-- (e {b) 7o

r.

t,l t1

cr-

, rj-,tJl=-C"f,ù-"

'h

D I t)o=

.+J:D

1 V,.'.tnt*

-44

JL

ae tP

-

n-1

\/ hr€(N

"rj/l'"v,'-'l

t or]t;,i| (",,16f

J

ir,,ll ::.J';J.t 1..".1i:t -_-sJru'..;Jl -..,

ai---X,- *

.p;ô6/.) ç;l; ,.{'t.--',Jl ',- (" ,.

'il

t

,l .-ttt

-

. "o5-rrlu>(,i,)ùi :+ ;,j:(2 !, t t<,, ç,lt' û,, .'-, - [ i lt

' (tt'-t'l

i!"

--)>r

t

/

(e

,4.,r_) q) ;A ;i-iU'-'ll ;v t -\"f, t to"L ' {r.l l-r'i"J[ "-Jl cii', .N cJ-",, f I ù^ = "!.* *

= !-htu _ r , . " ) -.',M.*rnl ' 9+\ a+i 4\tL 4l

,OI o,? ,U.;J,t,9r,YJlJL'-*'[(r

L 3^r'

-- 4 , , *' $lc 'il -r, 1r+'1 T'-t

' lryr L> i '^.-- , L.-"-l'r

'i

'Jt;;;. (Ï') .> I 6:: ;">t (; (3., . rr'i'Jj-tl 1. '*-

:3 cs,.-t-)

Vâcrr.I \,+a=

trr3

t \-.

/

'+#\

JrÉ;rJ\l

';l iluJll"^r Ùl!

I

u

i:*(o V,.erN T<*-{î U. É!UJ' o' ,-,nv+)i'(t^,.1 7 :5ô,i '-t J

i* vo-2'

\1.err.iÉun=1u*ni !.^-, 'iurjô

(q^r e>\ct+

V .,i,r/l';i,,J

L*r* (rbn=

lc/*jJ bl I Q; Q^ff "

' I (u^."iï *).ix.,,!,*, '-.,,f-?-Yi

l;i"