Page 177 - Math Grade 11 (Basic)

PROEUS DARA

1.1 iifiimnsutmuisH~Fitr~nU]m

Bitngff

" 3 2
tS f(x) = -x--3x +4 '1

0 • <$
mm81Jl'li x EIR ?J D = IR '1
- 9nHttb~aunn :

2
y' = f'(x) = -3x -6x = 3x(-x-2)

f'(x) = 0 M'B~rn x = 0 , x = -2

" f'(x)
., MffiHS
!]
-2 0 +oo
f'(x) - +

., rit~'li~'tfltnJu :
t l:flSH'liJ'linmuJuUl~ x = -2 tUi ru f(-2) = o

t 'HlSH~ml:flmJuu1~ x = o tUi ru f(O) = 4

- ru1lri

limf(x)= lim[i(-1-~+~)J= +oo
x--oo x->-co X X~

174