\(4x^2-y^2+8\left(y-2\right)=4x^2-y^2+8y-16=4x^2-\left(y-4\right)^2=\left(2x-y+4\right)\left(2x+y-4\right)\)
phan tich da thuc thanh nhan tu d/ (x^2 +6x+8) (x^2+8x+15)-24
phan tich da thuc thanh nhan tu:
3x^2-7x-10 5x^3-5x^2y-10x^2+10xy
phan tich da thuc thanh nhan tu
(x+1)4+(x2+x+1)
Phan tich da thuc thanh nhan tu:
\(x^4+2008x^2+2007x+2008\)
phan tich da thuc thanh nhan tu
(x+1)4+(x2+x+1)2
6x2-5x-3xy+10x
phan tich da thuc thanh nhan tu
phan tich da thuc thanh nhan tu 3x^4-48
Phan tich da thuc thanh nhan tu :
a, -x^3 * ( 2x + 1 )^2 + 49x
b, 125x^2 + 20y - 5y^2 - 20
c, ( 1+ 2x )*(1 - 2x ) - x*(x + 2 )*( x - 2 )
d, ( x - z )*(x + z) - y*(2x - y )
e, x^2 - 3x - 54
Giup minh voi nhe cac ban. Minh se tick cho.
phan tich da thuc 26+y2-2x3y-64
