\(x^2-6xy+9y^2=x^2-2.\left[x.\left(3y\right)\right]+\left(3y\right)^2\)
\(=\left(x-3y\right)^2\)
\(x^2-6xy+9y^2=x^2-2.\left[x.\left(3y\right)\right]+\left(3y\right)^2\)
\(=\left(x-3y\right)^2\)
Phan tich da thuc thanh nhan tu
P= x^4 - 64x
Cac ban ghi loi giai ro rang cho minh nha.thanks nhieu
Phan tich da thuc thanh nhan tu :
1) x^4 + x^3 +x + 1
2) x^3 + 3x^2+ 3x +1 -8y^3
Cac ban ghi loi giai ro rang cho minh nha.thanks
Phan tich da thuc thanh nhan tu:
1) P=125x^3 -8y^3
2) P= 4x(x-2y+8y(2y-x)
3) (2x+1)^2 - (x-1)^2
Cac ban ghi loi giai ro rang cho minh nha
Phan tich da thuc thanh nhan tu
P=x^2 - 6xy +9y^2
Phan tich da thuc thanh nhan tu
1)P= x2 - 6xy+9y2
2) P= x4 - 64x
Phan tich da thuc thanh nhan tu P=x^4 - 64x Các ban ghi tõ lời giải cho minh nha.thanks
Phan tinh da thuc thanh nhan tu
A, xy † xz — 2y —2z
B, x^2-—6xy †9y^2 —25z^2
phan tich cac da thuc sau thanh nhan tu:
(y^2+Y)^2 -9y^2 - 9y+20
(X+3)*(x+6)*(x+9)*(x+12)+81
2x2y-4xy2+6xy
phan tich da thuc thanh nhan tu