x2 + 14x + 48 = x2 + 6x + 8x + 48
= ( x2 + 6x ) + ( 8x + 48 )
= x . ( x + 6 ) + 8 . ( x + 6 )
= ( x + 6 ) . ( x + 8 )
Đúng 0
Bình luận (0)
x2 + 14x + 48 = x2 + 6x + 8x + 48
= ( x2 + 6x ) + ( 8x + 48 )
= x . ( x + 6 ) + 8 . ( x + 6 )
= ( x + 6 ) . ( x + 8 )
phan tich da thuc thanh nhan tu
3x^4-48
x^4-8x
x^3-6x^2+9x
phan tich da thuc thanh nhan tu
x^2-3x+3y-y^2
phan tich da thuc thanh nhan tu :x^5+2x^4+3x^3+2x^2+2x+1
4x^2-36x+56 phan tich da thuc thanh nhan tu
phan tich da thuc thanh nhan tu
\(x^4-x^2+1\)
phan tich da thuc thanh nhan tu
a, x^2+x-6
b,x^4+4
phan tich da thuc thanh nhan tu a. x^3+x+2
b, x^4+5x^3+10x-4
phan tich da thuc thanh nhan tu
x3-7x-6
Phan tich da thuc thanh nhan tu : x2 - 4x -y2+4