Page 239 - Math Grade 12 (Basic)

PROEUS DARA

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d'
0
tJ
l. H'i U:l s i'H!Jl fits~~ ?11H~ ~ i:HL ffl'tj *
2 2
n. y=Jx -2Jx -l+
2 2
x -1:?: 0 x l :?:0
2
-2/.?-1:?:0 -l] :?: 0
x-4:?:0 x-4:?:0
2
x-3+2Jx-4:?:0 + 1] :?: 0
l X:?:4
Y. x :s:; -1
X:?: 1

2l-x_2x+1)
~. y = l og ----
( 2x- 1
ffih f(x) = 2 -x 2x+ 1 = 2Gf +(-2)x+ 1 sl~ f(x) dl~9f:1'tjSfp
1

ffi j( l) = 0 t S"J g1 flj{§ ffl~ j(x) > 0 flj'tj'tj ffi j(x) > 1) flj'tj'tj ill X< 1
u u
i1§1 1-x>O '1 t:ltHSll f(x) tl5nhlmlffi'tj (I "!
tJ 1J ~
X c1QJ Q
g(x) = 2 -1 tf:101S g(x) dl~Sf:1'tjfHnS Sh g(O) = 0
l
f:lrnsg 1M{§ffl~ g(x)>O fU'tjYffi g(x)>g(O) hlYYru x>O
u u u
'i::f!Shlmlt:lt! x
~ 1J
ttn~tSll~9?1YS y = log(~i~j) 'i::f!Ssrum ~~~~>0 hl~~ru l~x>O

"' <)
t:~msll ~sr:;Ys'i::flssru fflrunm o < x < 1 "'
I! 1

3
4--
~=2
5
2+-
x

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