c. x2 - 6x + 8 = x2 - 2x - 4x + 8 = x(x - 2) - 4(x - 2) = (x - 2)(x - 4)
c. x2 - 6x + 8 = x2 - 2x - 4x + 8 = x(x - 2) - 4(x - 2) = (x - 2)(x - 4)
a) x^2-5x-19
b)x^2+8x-33
c)x^2-6x+8
phan tich thanh nhan tu
Phan tich da thuc thanh nhan tu
( x^2-6x+ 8)( x^2-8x +15) +1
Phan tich da thuc thanh nhan tu
(X^2-6x+8)(x^2-8x+15)+1
phan tich da thuc thanh nhan tu
x^2+6x+9
10x-25-x^2
8x^3-1/8
8x^3+12x^2+6xy^2+y^3
phan tich da thuc thanh nhan tu :
5x^2 + 5xy - x - y
7x - 6x^2 - 2
phan tich da thuc thanh nhan tu
a) x^3+x+2
b) x^3+3x^2-4
c) x^4+x^3+6x^2+5x+5
phân tich da thuc thanh nhan tu
1)x^3 +x^3y - x^3z - xyz
2)5xy^3 + 30x^2 z^2 - 6x^3 yz - 25y^2 z
3)25x^2-1/8x^2y^2
4)a^3x-ab+b-x
phan tich da thuc thanh nhan tu : a) 3x^2 - 22xy + 4x + 8y + 7x^2 + 1 ; b) 12x^2 + 5x - 12y^2 + 12y - 10xy - 3 ; c)x^4 + 6x^3 + 11x^2 + 6x + 1
phan tich da thuc thanh nhan tu
a, 9x2+6x-2
b, x2+9x+x2+9
c,x3+9x+x2+9
d, (x2+8x+7)(x2+8x+15)+15