phan tich da thuc thanh nhan tu (x-y).z^3 +(y-z).x^3 +(z-y).y^3
(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^3+y^3+z^3-3xyz
PHAN TICH DA THUC THANH NHAN TU
B= X^3+Y^3+Z^3-3XYZ
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^3 + 3xy+y^3 -1
phan tich da thuc thanh nhan tu :xy(x-y)-xz(x+z)+yz(2x+z-y)
Phan tich da thuc thanh nhan tu: (x+y+z)^5 - x^5 - y^5 - z^5
phan tich da thuc sau thanh nhan tu:
a) (3x-2)(4x-3)-(2-3x)(x-1)-2(3x-2)(x+1)
b) x^2(y-z)+y^2(z-x)+z^2(x-y)
