\(x^3-4x^2+12x-27\)
\(=x^3-3x^2-x^2+3x+9x-27\)
\(=x^2\left(x-3\right)-x\left(x-3\right)+9\left(x-3\right)\)
\(=\left(x-3\right)\left(x^2-x+9\right)\)
Phan tich da thuc thanh nhan tu:
x3-42-12x+27
phan tich da thuc thanh nhan tu
3x^3 +12x^2 +12x
Phan tich da thuc thanh nhan tu
a) x^2 - 7xy + 10y^2
b) 4x^2 + 12x - 27
c) 81x^4 + 4
d) 3a^2 - 6ab + 3b^2 - 12c^2
e) x^3 + 6x^2 +11x +6
phan tich da thuc thanh nhan tu
a) m^2 -7m +12
b) 2x^4 -x^3 -54x +27
phan tich da thuc sau thanh nhan tu: x5+x+1
phan tich da thuc sau thanh nhan tu : x^4 - 6x^3 + 54x - 81
Phan tich da thuc sau thanh nhan tu
6x^3+x^2+x+1
phan tich cat da thuc sau thanh nhan tu
a) x^4 + 1 - 2x^2
phan tich da thuc sau thanh nhan tu : ab(a-b)+bc(b-c)+ca(c-a)
