ht+*l -yi

x

@ (a) v(x\ = - ( Ttr\trr :)

\ g

0r) 9 ' A x "lY =-l =)

,,1^n;rI*rJ' L;"6\ tt^ fu^ hfifhrt 16,^,^5., ^t, (* ? o)

tc) (i) Ttr\=-[cx =) V(x\=-j-r-'A*t= !L*r\:"= it;_{x g}

[LLI'1""Lk,,

f,,= ?*rdi *IL*t)'=

ht+*l

= ) > 1 = L x o

btc So^r.6 wu5 b 1lutu1,*,LV

{*,1.\ L L}uv*\t ['t',rL\

sLlt.

-yi

iv"r.twa"\s tto.l\a.lc

L*3

z

I

= 1 = g

(ii) trx\-{-= rE(4 ' ' j.1e- g = i{f

= t'lF f" J^I

r)-

t o o o , ) < o = x ( $ > o >

lnt , AJ^ x t$ 4,1,.".\ tb

lhtt*,la,.lc\ ta^r{\ dJ. uo'(

=) ,-' Va.r^^cL,,"

=) I = a'\?tc-y(x))

vl.: (g .r{6;,t = (r'at'(olq r

I ,.;*}_*rn1 = I,9 = t=q^rc'r,"(*)

Glrtih,c*

*,.;ft j,ffi:'.:1-*,"

+ t(r) = -,l|q",cs,L (*.)\;" = - F [a.".ril (;") - il

= {T *.., p*) (,,)

(fti) [sr :r) x ({) =

". or(ffi+)

1t\=o*ttol /-tltdg -.\$bJ

ft =

trlt)ts_(H)"ol

\+

Ls#l*g- $lflYJ',-+ L$ln - (.ll/k

\*? = (t0 y"

!^r{ n t' d r'&=

[.{4€

*\te,*4

^€tl"4df)*

lt(kt *

"fv.el- t|n.et\tf)rs*qfr*$=

(t0"r

|e-lrrd

= f{v- GiY'tilen*ol-olol*

Ltt' - St^rttto*'.t"0) rel? *

t{o - (.fts *t-ft6r*1'0)*gJ

? -

t W- -fl$-'ho- *TRr

4<]o* *r oI2+

f'fV qS-

\X:-"l, stu+

ffi , 4 tool b *

I*lo-"flo- Eo -.1"0?,.4tb-

{oJ ft o

t\t+t-4to)b q.l-e-"fg^ol

! + [$h-\l,o)"o-tfb4to k] tg *

L(Ltrys- +r.q R- d[ lf"e,]tgl

x? =

tr\.lts-tf.0'tfo-+t)' \tt*o-'Fo)) t* =

!r' y (41

(, =(

d's/

*o* (Lol|on

\49.e = dvr

^:r (n)

o= tlb-\-slt*

$*o-'f.c)to.

(\t,-+t(,) r =

fefb-Y-q? - t*lt-'|t1l

\tlb$,)rl ^r t3*

= f1", ry (l)

..', (*ekr=

lle;V, (.r'ft

*taT) r{?"ltonY"p

1rs'l q- hwv qlr (W

r*3"oa I'/'hyn,4

(ln)

s^)

o= (dl-ftotll*

1fu, V:S)\^= = 4-aq*3 Vvs-{ttr.)b.tCbt'

f v^Lt'(l

(")@

+'a1 t (+.ilh - 6- / X- + I (a-t, -o.t.)J

*i* [(a,.|,fi -(or l\d * f (c.1- or+*)-]

= T,t/"i*/-fT

{.t) to t4) ys, gt) - p+ y(.) rt" [+)

r=I.rG 9 /.i+ =Q*f"\ *Orp"\*lr(*)

= ? - (4.+101+ +0") +

81,-'b*'r'-*?

N(4: Q*ra=-LG*f**)-tA.L* = -fr ,...

1*l1(') = 'r*Q*Y +"c101Y

"t %y

fie.'r"'

ilEt, 9*. = t!'*It* f) 9, .r*= t ) ...

+ di"[vf-ti)= ry+,+ tg(r)1= W+fry(")

\,;l *1 [yt")+) Qg) X*JryG\-* *gG>*f [i)

?*{ yf.t- # t (un,t, " (glt :,r?b\ + fiqfo-*=o

*,r [) = e (rri -0**) *a h-; -d,i)n{h,-+41F)

Y a c*. k),,1 e*-3) *zn [-F*fr) - o

a *[ [y ("\ *) =o

It, tvr.l i)

: * t;-L* t-qor" Go*") , 0,y =

E' *t,*.-q+-At) = **

@?q,q*.Jnri,.rr5 *v44, ""q^[\ =(i),+efor} ) #^r= 6\to

) S?t*;.r

t,,[v) = $1,n e(o,A ) 4,r= (!")

"

Et'tz)o'

L-a=4

I ir*l.r*

cn

?*,,r,L riu,nt,*, tJ,t ", ?.-tll=

6t ) , * e(o,71 4 Ez=Hl

"

=) [ipl.r ?'lt;tt /-rjr'' k'

cL = t(?l) '[+' )t+= {-F*t'r*za'r'{ )'rt

= (:(s^,"+-'r\,t+ 'lt+ttr.-'{r*{ -+1? =W=+

.f+,t;) n= f #rW,l'f#)rt

C t

(i,\*;.*-f k"Cf) 'f4'o s

(,,

e O

tP ,

I kdt+ tc"1) /t

= l1i,^t*\),fa * J,^ili,,"lrD .&,,

-fF) fi) ,rL+

= ln zau* fjCn) lr =

S:

^l*rr;r a =( k U),6)"*ln@(^,') f^"

Ca

= (#J+ -( ffitr ,rJiil,t'-t-^-b

=.t:h&- i #far\ =e

:t:k[t) lrJ ,"r(W,k+)t:\ "

= l:fr J+ + Si fua, 1 -r*l,rt ' s=A-t

=S:fta+*{: #t, ={:#

- Ln,V{t: = z(t-") = *

,/

(_ ,r

a, r

1r )

"i - -ty i-- Y

rtr-L oc- -

- I

1P )- 'fi-)

ff(il teA'ryrj,yV)

Gt+Tr "h)(ilry;f=*o,r?l

(il +"r* vr(?J

u#J'ytr,'

.r+V \ tP

: J= i ^*tr

'/ 7\

'r V!)rY 'r' S+v

&"- = L(*

)-+ Jt-

=

"ir.r-f-e#j-r-:

qF y'

# o=

"lr=

t t-Wl '4'1 t-,allvtwtrry&,

P-t-J 1fit'

^"i: #

{r-+)*V

i+.t/ o(

Vtril)* x4

";

++1.

.t!v oc

,- W

4 J

rFt n)-

r(2,) kJ ryi+1F(,r)

F] yl,

/a

\

*L tt

o

,ffi#"p= + J*,r([-) rr(,-l'ti_)

t-= (qJ- v) -v-

=

:r'\*1tl Jt

it gl

"(9J

*[iJ

tr\ -rr;f - = +r)l*rrhJ"S;

tv,i, rr(zjJ

=

* H €.fii r r, ffi,(i-l

I;o (il V{t,,,, (lH}_ +.er}ye

q+ttt't*

(il__\1,1

+rF) =\'to e v'qrr,\2)"

tt)'r't

=!fu e

!'vf4) (l].[)d1

:rtJf g

=''k

<F

v'rla+'

gLfu+t

e= rrzl

=

'rry? wlq'ly

9 nu.' w tryY'tly.,?'

q +'3 + I(

2i

'yry'r wryysAyt

\ nr).sr t*d,p

,,-fl-t l?*

n t*'i ' - *(

.,f'j (=

,Tnlno4n nr+usw

17p Iri fu

t"srf y',t ' 'rTf

'trAlf fl l1dt"qqld[

tr1 Tf , r1t'-u,rf fu

t\"fu n

?'nnlt"

-'* / o

* 3

\,tZW*t 1,,

*'Ti q=

. (.,"f0-,", ,"S"rd vaw'*uIYn

1tltb

Y

\s

t"l/rul

o-

r{) -

\"

/

r g!-

rrc,") =d

<7 ,v l

?

(- of T5

trr A

r-

ec 3rx4

ntqvltt+|1 wa

-rttt11d 4

Y4,"-1r'aw+wf4. w)

l4p tq (io-*

4 s\/3v t+ b-)

{#

-r',\]t'$

f{":Vw

(-

JF.

wy 4wv erydrc*

(ld'n,*

'W+,

Vz'oJ*'

"rr'(zc,-f4l * (S? ,v"1e-rfJj+,

) frg*n f V4e ff? -v+1e,.q>L

,Ty-t /J) y*

, -A_t

? l,f .o ,-TV q rtty t/ 'T9 tr, * 'l"a et&

G

(\o/r"z (t)3

"'r t*r,.u1y'ad V

1- ) q f

bZ -ar5:

+f \?.to+?|Tl trbrtrJJ

o

t' .ff- ) = lrrtr

g.\u):)*

j% * *

f ^{i < . (t*Sl o: -lJ}

!r'?tf -if '(t^dl G

lr or zf

,t

i-=,I Gifr

-+l -fr rrtr?t ?i -

=

tr(?p+?t").?(t?,H"0 = lpr+8,\$l:J +')o = {y

|jt

tru c'-t ?

7 J0 ratr|auay

rrl th:l

*r-/1K ,N

+-=ig4r'i- hil?-,r

f0 *I

%n:ty*t

,rpWfuy{)T

lE f:40

1wl)otl '?

-vup?$ ry W,,

{n

\-)y5+- =

h{,tl,i1+1-:*,G,.e)f

e

t _srft_=

.F :w ra.(L+a)

( ryJ = q- \F

y.(t*g) f

<

?-

-[ r

"

I *?'7- - ;€ - + -!-

rr@

trrrrr + -* =

7"'1tr\tr" -rlr)f, - - *

\"f,r ,62' *V

\!o) I -3^ =

<*#Z) xse=

-_ \

{g

x?4 *

-y - x\f, f)

x{t"

- xto f

* n|&v

* L^

=

t*tr)\t+=3r-,(1a **9r:*(r7+x1;*n+=^f

".t 5 G

^7a1'o,

r*Y "'<wir27 e

= *f

*ft (<

y*r{nlQ-rt)-y*"1-J (r-'t) + x\txv-,fe

=

\< c J 2Z

\?[xt'z! -*3y'.n$-4- t3r*:,,]*

*:

*lo*;rrcf -y

*.*)

xzpv{?) -*y

Q

\""rt+xnr{te

$*x{-

*y *rb)t +ny* f,o+

= tpr4r{

,',F x#rt-7."j\*l)+

+7*rl*

il xy \tazxnfn

- ^y"f 5 ffi S

nry *il{ 'yf

\lr? lf..r 1T th\

t:f,lrp:y ,$0 t?l .?ay-! ,11 ffy "v>aa'L, a wly l\o 'f'""/d '"?f

nq

- o.

1 tn"*1' ^{\ (z t?} z=\ts)i= ryt@

+r(?t'o\?r?-) 'ffi L=H,?'f

e

'o)'+ ' L,z (, fy.r)

=\rlr i ,ra ,.n%"'uw*d

'r*jy n1T ,f W

\Yy y^t o- $.?,

#