Page 130 - Math Grade 12 (Basic)

PROEUS DARA

2B

~S'Utt:iQlS 2x+4 =

jC=2
A+C=O
-2A+B=2 iJ~ A=-2 ~mg
j
-2B = 4 B = -2

2 4 2 2
tt:iQlS J x + dx = J[- + - + _3_Jdx = -2J!dx
X3 + 2x2 X X- 2 X

2
= -2 lxl +- + 2 !x- 21 + c , c E IR
X
2x+4 dx=-2~nlxl+-+2t-nlx 2l+c , cEIR '1
2
fl
fl
3 2
f X +2x X
t:irulSl J( 2 )dx
x + 2x + 1
3 3x + 2 = x _ + 3x + 2
tt:i'i:flS X = X 2 + 2 =X
i + 2x+ 1 + 2x +I (x + 1
B
A
3x + 2
----:: = --+----:: = Ax+ A + B
(x + 1)2 x + l
tt:iQlS 3x+2 = Ax+A+B ttilttiO'i:Hill~t:irul tt:iQ12 A= 3 , B = -1 tmg
<I 1
3
x 3
-::----=X 2+--
i + 2x + 1 x + 1
3 l J
3
1
x dx = f[x 2 + -- dx = Jxdx- 2fdx + 3J--dx
2 2
f X .+ 2x + 1 X+ 1 (x + l) X+ 1
2
l
= ~-2x+3 lx+ll+-·-+c, cEIR
2 x+I
1
x 3 ) dx =- 2x+ 3 fn lx+ II +-- +c , cEIR '1
J( 2 x+l
x + 2x +I 2
t.,uRuH : t:1 ru1 m ffitl t 61L ff1 ru & s ~ ~ t:i1H1 M 2 91 s ~{Hun~
~ f 1 d x ~-
n.
2
x + 3x-4 R. J(i -2x+ Jdx '1