Page 78 - Math Grade 12 (Advance)

PROEUS DARA

2
x + 2x = x + 2
0
x~ +x-2 = 0
X= J , X= -2

X

rhmgU11J xE [-2, 11 tf.'itnsl~Lf11{Jlt1:Hm~n.n6i

tt:llru P stl d '1

S = f}(x+2)-(i+2x)]dx

l 2 3 l 9
= J (2-x-i)dx = [2x-~-~] =-
-2 2 3 -2 2
~msg s = ~ bnm'~Lf'li{Jl '1

d : y = x- 1 15Sl~n.m x = o sb x = 2 '1
..;
y 2
y = x -3x+ 2

(x-l)(x-3) = 0 X

X = 1, X = 3

I2
l 2 2
A = (x - 4x + 3 )dx + (- x + 4x- 3 )dx
I 0 1
= [~- 2i + 3x 1 [- ~ + 2x - 3x l
2
3
l
3
2
+
= G- 2 + 3) + [(- ~ + s- 6)- (- ~ + 2 _ 3 )J = 2

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