Page 179 - Math Grade 11 (Basic)

PROEUS DARA

-00 +oo
2
""
., nlH1 : y' = 3x -6x+4
+
., ti.HJJl ts~ y' : 'i:fl S ll = -12 < 0 sl 2j 'v' x E IR , y' > 0
....,.,

3 3
lim (x -3i+4x-2) = lim [x (1-~+±-~)J = +oo
x- +oo x-> +CO X x2 x3
- mnhH~unn - mmmh a21~hnnnmu~
I
""
y" = 6x- 6 , y" = 0 ~ x = ttn ru y = y( 1 ) = o
X -00 +OO
y" +

... 3 2
my= 0 tRQlS X -3x +4x-2 = 0
0 3 2
mmg x = 1 tRQlS 1 -3 · 1 + 4 · 1-2 = o

• 3 2 3 2
tRffitHuHM~ . (x -3x +4x-2)-(l -3 ·1 +4 ·1-2) = 0
3 3 2 2
(x - 1 ) - 3(x - 1 ) + 4(x- 1) = 0
2 2
(x-l)(x -2x+2) = o~x = 1 'Lmg X -2x+2 = 0 ~SYM<J
1 11 c:a> I 0 I I Q
., 15~6'i'li&S~Lfi1UL£1t1tHliJ1:WlHi /(1, 0) 'i:flSt'\3~llilLQl159M y'(1) = 1 '1
"" . "
., hl'i3FnmSln15& y = y' (x-x )+y = l(x-1)+0 = x-1
0
0
0
"'
9 OeJ Q ':1 --7
., unt;&: ffi'\315tru~nrtHS 01 tRQlSm'\3smn~'i3ru
~ ru u nn w
1 u 1
X= X+ 1
{ y = y
3 2
nJg mm~'\3 : y = x - 3x + 4x- 2
IJ
3 2
Y = (X+ 1 ) - 3(X + 1 ) + 4(X + l)- 2
3 ct "
Y = X + X dl H' S R'\3 S t hl hl t S X
1

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