`10x^2-11x-6`
`=10x^2+4x-15x-6`
`=2x(5x+2)-3(5x+2)`
`=(2x-3)(5x+2)`
Ta có: \(10x^2-11x-6\)
\(=10x^2-15x+4x-6\)
\(=5x\left(2x-3\right)+2\left(2x-3\right)\)
\(=\left(2x-3\right)\left(5x+2\right)\)
`10x^2-11x-6`
`=10x^2+4x-15x-6`
`=2x(5x+2)-3(5x+2)`
`=(2x-3)(5x+2)`
Ta có: \(10x^2-11x-6\)
\(=10x^2-15x+4x-6\)
\(=5x\left(2x-3\right)+2\left(2x-3\right)\)
\(=\left(2x-3\right)\left(5x+2\right)\)
Phân tích đa thức thành nhân tử:
A= 10x2+ 20xy + 10y - 90.
B= x3y - 3x2y - 4xy + 12y.
C= 125x3 - 10x2 + 2x - 1.
cac ban giup mik nha
1) 10x2(x-1)+15xy(1-x)
2) 25a2-x2+10x-2
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!!!
a) x3 - 6x2 + 11x - 6
b) 6x3 - 295x -7
phân tích đa thức thành nhân tử 3x^3+11x^2+13x+6
phân tích đa thức sau thành nhân tử:
a) x^3-6x^2+11x-6
b) x^3-19x-30
a) x^3+6x^2+11x+6
b)x^4+3x^3-7x^2+27x-18
c)x^3-8x^2+x+42
d)x^4+5x^3-7x^2-41x-30
Phan tich da thuc thanh nhan tu
3x^2-11x+6
x^2-6x+5
x^4+x^2+1
x^4-4x^2+3
6x^2+7xy+2y^2
Bài 4
a)\(x^3+6x^2+11x+6\)
b)\(x^3+6x^2-13x-42\)
c)\(x^3-5x^2+8x-4\)
d)\(2x^3-x^2+3x+6\)