`3x^2-8x+4`
`=3x^2-6x-2x+4`
`=3x(x-2)-2(x-2)`
`=(x-2)(3x-2)`
`3x^2 - 8x + 4`
`= 3x^2 - 6x - 2x + 4`
`= ( 3x^2 - 6x) - (2x - 4)`
`= 3x(x - 2) - 2(x-2)`
`= (3x - 2)(x-2)`
`3x^2-8x+4`
`=3x^2-6x-2x+4`
`=3x(x-2)-2(x-2)`
`=(x-2)(3x-2)`
`3x^2 - 8x + 4`
`= 3x^2 - 6x - 2x + 4`
`= ( 3x^2 - 6x) - (2x - 4)`
`= 3x(x - 2) - 2(x-2)`
`= (3x - 2)(x-2)`
x(x+4)^2 -(x+3)(x^2-3x+9)-8x^2
Phân tích đa thức đa thức
a. \(x^3-5x^2+8x-4\)
b. \(x^3-3x+2\)
c. \(x^3-5x^2+3x+9\)
d. \(x^3+8x^2+17x+10\)
e. \(x^3+3x^2+6x+4\)
f. \(x^3+3x^2+3x+2\)
Phân tích đa thức:
a, (48x2 +8x +1).( 3x2 +5x+2)-4
b, x4 -3x3 -6x2 + 3x +1
2) 3x^2 + 3x - 6 ; 4) 6x^2 - 13x + 6 ;
5) 6x^2 + 13x + 6 ; 6) 6x^2 + 15x + 6 ;
7) 6x^2 - 15x + 6 ; 8) 6x^2 + 20x + 6 ;
9) 6x^2 - 20x + 6 ; 10) 6x^2 + 12x + 6 ;
11) 8x^2 - 2x - 3 ; 12) 8x^2 + 2x - 3 ;
13) -8x^2 + 5x + 3 ; 14) 8x^2 - 10x - 3 ;
15) 8x^2 + 10x - 3 ; 16) -8x^2 + 23x + 3 ;
17) 8x^2 - 23x - 3 ; 18) 10x^2 - 11x - 6 ;
19) -10x^2 + 11x + 6 ; 20) 10x^2 - 4x - 6 ;
HELP ME!!!
c)3x^2-7x-10=0
d)2x(x-10)-x+10=0
e)3x^3+7x^2+17x+5=0
f)(2x-1)^2-(x-3)^2=0
g)x^3-5x^2+8x=4
phan tich da thuc thanh nhan tu
3x^4-48
x^4-8x
x^3-6x^2+9x
2)x^2-2xy+y^2-2x+2y
3)3x^2-2x-5
4)16-x^2+4xy-4x^2
5)x^2-2x+1-y^2
6)x^2+8x+15
7)(x^2+6x+8)(x^2+14x+48)-9
8)(x^2-8x+15)(x^2-16x+60)-24x^2
9)x^5+x^4+1
10)x^4-x^3-10x^2+2x+4
phân tích đa thức thành nhân tử :8x^4-2x^3-3x^2-2x-1
phân tick đã thức sau thành nhân tử( sử dung phương pháp đặt ẩn phụ)
4(x+5)(x+6)(x+10)(x+12) - 3x^2
(x^2+3x+1)(x^2+3x+2)-6
3x^6-4x^5+2x^4-8x^3+2x^2-4x+3