phan tich thanh nhan tu
a)xy-x-y
b)(x+y+z)^3-x^3-y^3-z^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-y).z^3 +(y-z).x^3 +(z-y).y^3
phan tich thanh nhan tu D=(x-y)^3+(y-z)^3+(z-x)^3
phan tich cac da thuc sau thanh nhan tu
a, (x-y)3 - (z-y)3 - (x-z)3
b, (2016x-2015)3 + (2014-2013x)3 + ( 1-3x)3
c, (2a+b+c)3 - (a-b+2c)3 - (a+2b-c)3
Phan tich da thuc thanh nhan tu:
a, ( x + y )3 - x3 - y3
b, x3 + y3 + z3 - 3xyz
c, ( x2 + y2 )3 + ( z2 - x2 )3 - (y2 + z2 )3
phan tich thanh nhan tu
(X+Y+Z)^3-X^3-Y^3-Z^3
lam giup minh vơi ai nhanh minh tich cho
phan tich da thuc thanh nhan tu:
a,x^4-2x^3-12x^2+12x+36
b,x^4+x^3+6x^2+5x+5
c,x^8y^8+x^4y^4+1
d,x^5-x^4+x^3-X^2+x-1
e,x^5+x^4-X63+x62-x+2
g,x(Y^2-z^2)+y(z^2-x^2)+z(x^2-y^2)
phan tich thanh nhan tu
(x+y+z)3-x3-y3-z3