Page 9 - Math Grade 12 (Basic)

PROEUS DARA
3
ttHuHhJJ lim - - = -oo Sti lim 3 =
X-> 2- X 2 X 2+ X 2

+ 00 ('li -00 )O!mrun X 21\HlTlnn a
~ ' ,' '
O<lx.,..al<osnfuf(x)>M(.~J(x)<-cM )'1

= -00 '1

lim
X
< £ '1

< 0.002 , 12 + 5x + 81 < 0.002 , l5x + < 0.002 , Six+ 21 < 0.002 ,
0.002
lx + 21 < - - = 0.0004 = a '1
5
ti=H a = 0.0004 '1

lim = + oo '1
-> J
• j'( ) _ 2x + 1 _ 3
2
• X----+
x-1 x-

t~<ej~
3
< <-+
M
rhm8LJ='ltlU~S M>O 'i:f12 a= !>0 tf:lm O<lx ll<a m~ f(x)>M

lim
+
x->1
.
.
n. lim JX = J2 2. lim ~ = -oo '1
X 2 x~>() X
x<O

4