kevinboby
A. (2x²-4x+3x-6) (2x²-1x-6) b. (3x²-3x-2x+2) (3x²-5x+2) c (9x²-15x-15x+25) (9x²-30x+25) d. (3x²-21x+2x-14) -x(x-10) (3x²-19x-14) (-x²+10x) (-3x*pangkat 4*+30x³+19x³-190x²+14x²-140x) (-3x*pangkat 4*+49³-176x²-140x) e. (25x²+35x+35x+49) (25x²+70x+49) f. (9x²-3 1/5x-3 1/5x+1/25) (9x²-6 2/5+1/25) g. (4x²+2x-2x-1) (4x²-1) h. (9x²-6x+6x-4) (9x²-4) i. (8x²-8x+7x-1) (8x²-1x-1) Semoga membantu
(2x²-1x-6)
b. (3x²-3x-2x+2)
(3x²-5x+2)
c (9x²-15x-15x+25)
(9x²-30x+25)
d. (3x²-21x+2x-14) -x(x-10)
(3x²-19x-14) (-x²+10x)
(-3x*pangkat 4*+30x³+19x³-190x²+14x²-140x)
(-3x*pangkat 4*+49³-176x²-140x)
e. (25x²+35x+35x+49)
(25x²+70x+49)
f. (9x²-3 1/5x-3 1/5x+1/25)
(9x²-6 2/5+1/25)
g. (4x²+2x-2x-1)
(4x²-1)
h. (9x²-6x+6x-4)
(9x²-4)
i. (8x²-8x+7x-1)
(8x²-1x-1)
Semoga membantu
b. 3x^2 -3x-2x+2 = 3x^2 -5x+2
c. (3x-5) (3x-5) = 9 x^2 -15 x-15x +25 = 9x^2 -30x+25
d.( 3x^2 -21x+2x-14 ) -x^2+10x
3x^2 -19x -14 - x^2 +10x = 2x^2 -9x -14
e. 5x^2 +35 x +35x+49 = 5x^2+70 x+49
f. 9x^2 - 3/5x-3/5x + 1/25 = 9x^2 -6/5x +1/25
g. 4x^2 +2x -2 x-1 = 4x^2 -1