x^5+2x^4+2x^3+2x^2+2x+1
=(x^5+x^4)+(x^4+x^3)+(x^3+x^2)+(x^2+x)+(x+1)
=x^4(x+1)+x^3(x+1)+x^2(x+1)+x(x+1)+(x+1)
=(x+1)(x^4+x^3+x^2+x+1)
phan tich da thuc thanh nhan tu
x3 -2x -4
phan tich da thuc thanh nhan tu
\(2x^3-x^2+5x+3\)
phan tich da thuc thanh nhan tu:x^4+x^3+2x^2+x+1
Phan tich da thuc thanh nhan tu : \(2x^2-6x+1\)
phan tich da thuc thanh nhan tu; x4-2x2-8
ap dung tim x biet (x4-2x2-8):(x-2)=0
phan tich cac da thuc sau thanh nhan tu:
a) \(2x^2+3x-27\)
b) \(2x^2-5xy-3y^2\)
phan tich da thuc sau thanh nhan tu :
\(t^2+3xt+2x^2\)
1.Viet bieu thuc sau duoi dang binh phuong cua mot tong:
2xy2 +x2y4 +1
2. Phan tich da thuc thanh nhan tu:
a) 3x2 - 7x -10
b) 2x2 -5x -7
HELP ME!!!!*!*
Phan tich da thuc sau thanh nhan tu ( giup minh voi cac ban oi :<< )
1/ x3 + 2x + x2
2/ 2x3 + 4x2 + 2x
3/ -3x3 - 5x2 + 8x
4/ x2 + 4x - 5
5/ 6x2 - 3x - 3
6/ 3x2 - 2x -5
7/ 3x2 - 2x -5
8/ x2 - 2x - 4y2 - 4y
9/ x3 + 2x2y + xy2 - 9x
10/ x2 - y2 + 6x +9
