phan tich da thuc thanh nhan tu (x-y).z^3 +(y-z).x^3 +(z-y).y^3
phan tich da thuc thanh nhan tu :xy(x-y)-xz(x+z)+yz(2x+z-y)
(x+y+z)^3 - (x+y-z)^3 - (y+z-x)^3 - (z+x-y)^3
Phan tich da thuc thanh nhan tu
Phan tich da thuc thanh nhan tu: (x+y+z)^5 - x^5 - y^5 - z^5
Phan tich da thuc thanh nhan tu
xy(x+y)+yz(y+z)+zx(x+z)+2xyz
x^2 - 2xy + y^2 - z^2 phan tich da thuc thanh nhan tur
phan tich da thuc thanh nhan tu
x^2-x-y^2-y
x^2-2xy+y^2-z^2
bai 32 va 33 sbt
lop 8 bai phan tich da thuc thanh nhan tu bang cach nhom hang tu
phan tich da thuc thanh nhan tu (x^2+y^2+z^2)^2- 2(x^4+y^4+z^4)
phan tich da thuc thanh nhan tu
x^6+y^6+z^6
