Page 83 - Math Grade 12 (Basic)

PROEUS DARA

0 aO ~ cf +1 e1
IJJtm tfi!U 1 : t ?:1 <I nHl ?:l'tHl y = tr:HU't!l::l 'ifil'U
Ill i.J I X lj
n. MnJl~i'htrwsiHu~unu 13r:mg m = 'i

2. finn~t1t~ m r;'tj~j~~~?:l~stfisqhm~g [~ +co) 'i

~'"'!.
?:1. t tl't!l s LHl.fj us h nHli ~ t1 t ~ 1 r: rnl mu thmg1_!lti m y_t9 ?
~ ""
"
0
""
""
til tr:n rurtliLmu C 1 RM~nt~ a r;'tj~j~ -ax + l > 0 tit m g L?:lU X > 0

o • x2 + 1
n. hlnJl~GUilrl shtu~lfll'U mmg m = 1 !:SH C 1 • y = -x-
" sfinn~ D = IR- }

f'(x) =

= 0 t?:lffiS -] = 0 sl~ X = -1 , X = l 'i

2
I)= (-1) +l = -2
( -1)
?
l)=l-+1=2
1

i( 1 + x2)
lim f(x) = lim = lim x = ±CO Sh lim j(x) = lim~ = ±CO
X -> ±CO X _.,. ±CO X X-> ±CO x->0 x~ox

sl~ y =X